College Course Gpa Calculator Weighted

Weighted GPA Calculator for College Courses | Calculate Your GPA Accurately :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –border-color: #ddd; –shadow-color: rgba(0, 0, 0, 0.1); } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); line-height: 1.6; margin: 0; padding: 0; } .container { max-width: 960px; margin: 20px auto; padding: 20px; background-color: #fff; border-radius: 8px; box-shadow: 0 4px 15px var(–shadow-color); } h1, h2, h3 { color: var(–primary-color); text-align: center; margin-bottom: 1.5em; } h1 { font-size: 2.5em; } h2 { font-size: 1.8em; border-bottom: 2px solid var(–primary-color); padding-bottom: 0.5em; } h3 { font-size: 1.4em; margin-top: 1.5em; } .calculator-section { margin-bottom: 40px; padding: 30px; background-color: #fdfdfd; border: 1px solid var(–border-color); border-radius: 8px; } .loan-calc-container { display: flex; flex-direction: column; gap: 20px; } .input-group { margin-bottom: 15px; } .input-group label { display: block; margin-bottom: 8px; font-weight: bold; color: var(–primary-color); } .input-group input[type="number"], .input-group select { width: calc(100% – 22px); padding: 10px; border: 1px solid var(–border-color); border-radius: 5px; font-size: 1em; transition: border-color 0.3s ease; } .input-group input[type="number"]:focus, .input-group select:focus { border-color: var(–primary-color); outline: none; } .input-group .helper-text { font-size: 0.85em; color: #666; margin-top: 5px; } .input-group .error-message { color: #dc3545; font-size: 0.8em; margin-top: 5px; height: 1.2em; /* Reserve space for error message */ } .button-group { display: flex; gap: 10px; margin-top: 25px; flex-wrap: wrap; justify-content: center; } button { padding: 12px 25px; border: none; border-radius: 5px; font-size: 1em; cursor: pointer; transition: background-color 0.3s ease, transform 0.2s ease; font-weight: bold; } button.primary { background-color: var(–primary-color); color: white; } button.primary:hover { background-color: #003366; transform: translateY(-2px); } button.secondary { background-color: #6c757d; color: white; } button.secondary:hover { background-color: #5a6268; transform: translateY(-2px); } .results-container { margin-top: 30px; padding: 25px; background-color: var(–primary-color); color: white; border-radius: 8px; text-align: center; box-shadow: inset 0 0 15px var(–shadow-color); } .results-container h3 { color: white; margin-bottom: 15px; } .main-result { font-size: 2.5em; font-weight: bold; margin-bottom: 10px; } .intermediate-results div { margin-bottom: 8px; font-size: 1.1em; } .intermediate-results span { font-weight: bold; } .formula-explanation { margin-top: 15px; font-size: 0.9em; opacity: 0.9; } .chart-container { margin-top: 30px; padding: 20px; background-color: #fff; border: 1px solid var(–border-color); border-radius: 8px; text-align: center; } .chart-container canvas { max-width: 100%; height: auto; } .chart-caption { font-size: 0.9em; color: #666; margin-top: 10px; } .table-container { margin-top: 30px; overflow-x: auto; } table { width: 100%; border-collapse: collapse; margin-bottom: 20px; } th, td { padding: 12px 15px; text-align: left; border: 1px solid var(–border-color); } thead th { background-color: var(–primary-color); color: white; font-weight: bold; } tbody tr:nth-child(even) { background-color: #f2f2f2; } tbody td { font-size: 0.95em; } .table-caption { font-size: 0.9em; color: #666; text-align: center; margin-top: 10px; margin-bottom: 20px; } .article-content { margin-top: 40px; padding: 20px; background-color: #fff; border-radius: 8px; box-shadow: 0 4px 15px var(–shadow-color); } .article-content h2, .article-content h3 { text-align: left; } .article-content p, .article-content ul, .article-content ol { margin-bottom: 1.5em; } .article-content li { margin-bottom: 0.8em; } .article-content strong { color: var(–primary-color); } .faq-item { margin-bottom: 15px; border-bottom: 1px dashed var(–border-color); padding-bottom: 10px; } .faq-item:last-child { border-bottom: none; } .faq-question { font-weight: bold; color: var(–primary-color); cursor: pointer; display: block; margin-bottom: 5px; } .faq-answer { font-size: 0.95em; color: #555; display: none; /* Hidden by default */ } .internal-links ul { list-style: none; padding: 0; } .internal-links li { margin-bottom: 10px; } .internal-links a { color: var(–primary-color); text-decoration: none; font-weight: bold; } .internal-links a:hover { text-decoration: underline; } .internal-links p { font-size: 0.9em; color: #666; margin-top: 5px; } @media (max-width: 768px) { .container { margin: 10px; padding: 15px; } h1 { font-size: 2em; } h2 { font-size: 1.5em; } button { width: 100%; margin-bottom: 10px; } .button-group { flex-direction: column; align-items: center; } }

Weighted GPA Calculator for College Courses

Accurately calculate your Grade Point Average considering course credit weights.

Weighted GPA Calculator

Enter the name of the course.
Number of credit hours for the course (e.g., 3, 4).
A (4.0) A- (3.7) B+ (3.3) B (3.0) B- (2.7) C+ (2.3) C (2.0) C- (1.7) D+ (1.3) D (1.0) D- (0.7) F (0.0)
Select the grade received in the course.
Multiplier for advanced/AP/IB courses (e.g., 1.0 for standard, 1.2 for AP).

Courses Added

Course Name Credit Hours Grade Weight Factor Quality Points Weighted Points Actions
List of courses entered and their calculated points.

Your Calculated Weighted GPA

–.–
Total Credit Hours:
Total Quality Points: –.–
Total Weighted Points: –.–
Formula: Weighted GPA = (Sum of [Credit Hours * Grade * Weight Factor]) / (Sum of [Credit Hours * Weight Factor])

Course Credit Distribution

Visual representation of credit hours by course weighting.

What is a Weighted GPA Calculator for College Courses?

A Weighted GPA Calculator for College Courses is a specialized online tool designed to help students, parents, and educators accurately calculate a Grade Point Average (GPA) that accounts for the varying levels of difficulty or rigor associated with different courses. Unlike a standard GPA calculation, a weighted GPA gives more importance to courses that are considered more challenging, such as Advanced Placement (AP), International Baccalaureate (IB), or honors classes. This tool simplifies the complex process of calculating this adjusted GPA, providing a clearer picture of a student's academic achievement beyond just the letter grades received.

Who Should Use a Weighted GPA Calculator?

This calculator is particularly useful for:

  • High School Students: Especially those planning to apply to college. Many universities consider weighted GPAs in their admissions process, and this tool helps students track their progress and understand their standing.
  • College Students: While less common in university-level GPA calculations (which often use a standard 4.0 scale), understanding weighting can be helpful for specific academic programs or scholarship applications that might consider it.
  • Parents: To better support their children's academic journey and understand the impact of course selections.
  • Guidance Counselors and Educators: To assist students in understanding their academic performance and making informed course selections.

Common Misconceptions about Weighted GPA

Several common misunderstandings surround weighted GPAs:

  • Misconception: A weighted GPA is always higher than a standard GPA. While advanced courses often boost the weighted GPA, a student taking only standard courses will have the same weighted and unweighted GPA.
  • Misconception: All schools weight AP/IB courses the same. Weighting policies vary significantly between school districts and even individual high schools.
  • Misconception: A high weighted GPA guarantees college admission. Admissions committees consider many factors beyond GPA, including test scores, essays, extracurricular activities, and recommendations.
  • Misconception: The calculator automatically knows the weight for every course. Students must know their school's specific weighting policy for AP, IB, or honors courses.

This Weighted GPA Calculator for College Courses aims to demystify the process, allowing for customizable inputs to reflect individual academic circumstances.

Weighted GPA Calculator Formula and Mathematical Explanation

The core of the Weighted GPA Calculator for College Courses lies in its formula, which adjusts the standard GPA calculation by incorporating a weighting factor for specific courses. This ensures that more rigorous coursework contributes proportionally more to the overall GPA.

Step-by-Step Derivation

The calculation proceeds in several logical steps:

  1. Calculate Quality Points per Course: For each course, multiply the credit hours by the numerical grade value (e.g., A=4.0, B=3.0). This gives the base Quality Points for that course.
    Quality Points = Credit Hours × Grade Value
  2. Calculate Weighted Points per Course: For each course, multiply the Quality Points by the course's Weighting Factor. This step applies the additional value for advanced courses.
    Weighted Points = Quality Points × Weighting Factor
    (Alternatively: Weighted Points = Credit Hours × Grade Value × Weighting Factor)
  3. Calculate Total Weighted Points: Sum the Weighted Points for all courses entered. This represents the total academic "value" considering both grades and course rigor.
    Total Weighted Points = Σ (Weighted Points for each course)
  4. Calculate Total Weighted Credit Hours: Sum the product of Credit Hours and the Weighting Factor for all courses. This represents the "effective" total credit hours, adjusted for course difficulty.
    Total Weighted Credit Hours = Σ (Credit Hours × Weighting Factor for each course)
  5. Calculate Weighted GPA: Divide the Total Weighted Points by the Total Weighted Credit Hours.
    Weighted GPA = Total Weighted Points / Total Weighted Credit Hours

Variable Explanations

Understanding the variables used in the Weighted GPA Calculator for College Courses is crucial:

  • Credit Hours: The number of units assigned to a course, reflecting its academic workload.
  • Grade Value: The numerical equivalent of the letter grade received (e.g., A=4.0, B=3.0).
  • Weighting Factor: A multiplier applied to advanced courses (AP, IB, Honors). A standard course typically has a factor of 1.0.
  • Quality Points: The raw score calculated by multiplying Credit Hours by Grade Value, before weighting.
  • Weighted Points: The adjusted score for a course, calculated by multiplying Quality Points by the Weighting Factor.

Variables Table

Variable Meaning Unit Typical Range
Credit Hours Academic units assigned to a course Hours 0.5 – 6+
Grade Value Numerical representation of a letter grade Points (e.g., 4.0) 0.0 – 4.0
Weighting Factor Multiplier for advanced/honors courses Unitless (e.g., 1.0, 1.2) 1.0 – 1.5 (varies by school)
Quality Points Base points (Credit Hours × Grade Value) Points 0.0 – Calculated Value
Weighted Points Course points adjusted for rigor (Quality Points × Weighting Factor) Points 0.0 – Calculated Value
Weighted GPA Overall academic performance score, adjusted for course rigor GPA Scale (e.g., 0.0 – 4.0+) 0.0 – Potentially > 4.0
Explanation of variables used in the Weighted GPA calculation.

Practical Examples (Real-World Use Cases)

Let's illustrate how the Weighted GPA Calculator for College Courses works with practical scenarios:

Example 1: Standard Course Load

Consider a student taking the following courses:

  • English (3 credits, Grade: B, Weight: 1.0)
  • Algebra II (3 credits, Grade: A-, Weight: 1.0)
  • Biology (4 credits, Grade: B+, Weight: 1.0)

Calculations:

  • English: 3 credits * 3.0 grade * 1.0 weight = 9.0 Weighted Points
  • Algebra II: 3 credits * 3.7 grade * 1.0 weight = 11.1 Weighted Points
  • Biology: 4 credits * 3.3 grade * 1.0 weight = 13.2 Weighted Points

Totals:

  • Total Credits = 3 + 3 + 4 = 10
  • Total Weighted Credit Hours = (3*1.0) + (3*1.0) + (4*1.0) = 10
  • Total Weighted Points = 9.0 + 11.1 + 13.2 = 33.3

Result: Weighted GPA = 33.3 / 10 = 3.33

Interpretation: With standard courses, the weighted GPA is the same as the unweighted GPA, reflecting the straightforward calculation.

Example 2: Mix of Standard and Advanced Courses

Now consider a student taking:

  • AP Calculus BC (4 credits, Grade: A, Weight: 1.2)
  • AP English Literature (3 credits, Grade: A-, Weight: 1.2)
  • US History (3 credits, Grade: B, Weight: 1.0)
  • Chemistry (4 credits, Grade: B+, Weight: 1.0)

Calculations:

  • AP Calculus: 4 credits * 4.0 grade * 1.2 weight = 19.2 Weighted Points
  • AP English: 3 credits * 3.7 grade * 1.2 weight = 13.32 Weighted Points
  • US History: 3 credits * 3.0 grade * 1.0 weight = 9.0 Weighted Points
  • Chemistry: 4 credits * 3.3 grade * 1.0 weight = 13.2 Weighted Points

Totals:

  • Total Credits = 4 + 3 + 3 + 4 = 14
  • Total Weighted Credit Hours = (4*1.2) + (3*1.2) + (3*1.0) + (4*1.0) = 4.8 + 3.6 + 3.0 + 4.0 = 15.4
  • Total Weighted Points = 19.2 + 13.32 + 9.0 + 13.2 = 54.72

Result: Weighted GPA = 54.72 / 15.4 = 3.55

Interpretation: The inclusion of AP courses with a higher weighting factor has increased the student's overall GPA from what it might have been without this adjustment, demonstrating the impact of challenging coursework.

How to Use This Weighted GPA Calculator for College Courses

Our Weighted GPA Calculator for College Courses is designed for simplicity and accuracy. Follow these steps:

Step-by-Step Instructions

  1. Enter Course Details: For each course you want to include, input the Course Name, its Credit Hours, and the Grade you received (using the numerical scale provided).
  2. Specify Weighting Factor: Crucially, for AP, IB, or Honors courses, enter the appropriate Course Weighting Factor as defined by your school. Standard courses should use 1.0. If unsure, consult your school's academic handbook.
  3. Add Course: Click the "Add Course" button after entering the details for a single course. The course will appear in the table below.
  4. Repeat for All Courses: Continue adding all relevant courses to your academic record.
  5. Review Courses and Totals: Check the table to ensure all courses and their details are entered correctly. The intermediate results (Total Credit Hours, Total Quality Points, Total Weighted Points) will update automatically.
  6. View Your Weighted GPA: The main highlighted result is your calculated Weighted GPA.
  7. Copy Results: Use the "Copy Results" button to save or share your calculated GPA and key metrics.
  8. Reset: If you need to start over or clear the entries, click the "Reset" button.

How to Read Results

  • Main Result (Weighted GPA): This is the primary outcome, representing your academic performance adjusted for course difficulty. A higher number indicates stronger performance, especially when weighted courses are involved.
  • Total Credit Hours: The sum of credit hours for all entered courses.
  • Total Quality Points: The sum of (Credit Hours * Grade Value) for all courses, before weighting.
  • Total Weighted Points: The sum of (Credit Hours * Grade Value * Weighting Factor) for all courses. This is the numerator in the GPA calculation.
  • Chart: The visual chart helps understand the proportion of your total academic load represented by standard versus weighted courses.

Decision-Making Guidance

Use the results to:

  • Assess Academic Standing: Understand where you stand relative to college admission requirements or scholarship criteria.
  • Inform Course Selection: See how taking more rigorous courses impacts your GPA. This can help you balance challenge with the potential for academic success.
  • Track Progress: Monitor your GPA over time as you complete more courses.

Key Factors That Affect Weighted GPA Results

Several elements significantly influence the outcome of a Weighted GPA Calculator for College Courses:

  1. Course Rigor (Weighting Factor): This is the most direct factor. AP, IB, and honors courses typically have weighting factors greater than 1.0 (e.g., 1.1, 1.2, 1.25). Selecting more of these courses, even with slightly lower grades than you might achieve in standard classes, can lead to a higher weighted GPA.
  2. Credit Hours: Courses with more credit hours have a larger impact on your GPA. A higher grade in a 4-credit course will move your GPA more than the same grade in a 1-credit course. This effect is amplified when combined with weighting factors.
  3. Grade Achievement: Naturally, higher grades (A's and B's) contribute positively, while lower grades (C's and D's) pull the GPA down. The impact of a grade is magnified by both credit hours and the weighting factor.
  4. School's Weighting Policy: The specific policy your school uses is paramount. Some schools might weight AP courses at 1.1, while others use 1.2 or even 1.25. Some might offer weights for specific honors courses not designated as AP/IB. This calculator relies on accurate input of this factor.
  5. Consistency of Performance: Earning consistent high grades across all your courses, whether standard or weighted, leads to a more stable and respectable GPA. Fluctuations can indicate areas needing attention.
  6. Grade Point Scale Variations: While the standard 4.0 scale is common, some institutions might use slightly different numerical equivalents for grades or have a cap higher than 4.0 for weighted GPAs. This calculator assumes a standard scale but can be adjusted if your school uses a different system.
  7. Calculation Method: Ensuring the correct formula is used is vital. Some schools might calculate GPA based only on specific core subjects, while others include all courses. This calculator uses a comprehensive approach based on user input.

Frequently Asked Questions (FAQ)

What's the difference between weighted and unweighted GPA?
An unweighted GPA uses a standard 4.0 scale where an A is always 4.0, regardless of course difficulty. A weighted GPA adjusts this scale, giving higher values to more rigorous courses (like AP or IB), potentially allowing a GPA to exceed 4.0.
Do all colleges consider weighted GPA?
Many colleges, especially highly selective ones, do consider weighted GPA as it reflects a student's willingness to challenge themselves. However, they often recalculate GPAs based on their own standards or look closely at the rigor of the courses taken, regardless of the stated weighted GPA. It's always best to check the specific requirements of the colleges you're interested in.
My school weights AP classes at 1.2. What should I enter for the weighting factor?
You should enter 1.2 for the weighting factor for those specific AP courses. For standard (non-AP, non-IB, non-honors) courses, the weighting factor is typically 1.0.
Can my weighted GPA be higher than 4.0?
Yes, it is possible to have a weighted GPA higher than 4.0 if your school uses weighting factors greater than 1.0 for advanced courses and you earn high grades in those courses. For example, getting an A (4.0) in a course weighted at 1.2 would contribute 4.8 points towards the numerator of the GPA calculation.
What if I received a grade like C- or D+?
The calculator supports various grade levels, including C- (1.7) and D+ (1.3). Simply select the corresponding numerical value from the grade dropdown menu.
Does this calculator handle Pass/Fail courses?
This calculator is designed for courses with numerical grade values that contribute to GPA. Pass/Fail courses typically do not affect a GPA calculation and should not be entered here unless your school has a specific policy for incorporating them.
How often should I update my GPA using this calculator?
You should recalculate your GPA whenever you receive new grades, especially at the end of a grading period (semester or quarter). This ensures you always have the most up-to-date picture of your academic performance.
What if my school uses a different grading scale (e.g., 5.0 for AP)?
This calculator uses the standard 4.0 scale for base grades (A=4.0, B=3.0, etc.) and allows for a multiplier (weighting factor). If your school uses a fundamentally different base scale or weighting system, you may need to adjust the inputs or consult your school's specific GPA calculation method. However, the concept of multiplying credit hours by grade value and then by a weighting factor is generally applicable.

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var courses = []; var chartInstance = null; function getElement(id) { return document.getElementById(id); } function updateChart() { var ctx = getElement('gpaChart').getContext('2d'); if (chartInstance) { chartInstance.destroy(); } var standardCredits = 0; var weightedCredits = 0; var totalWeightedCreditHours = 0; for (var i = 0; i < courses.length; i++) { var course = courses[i]; var courseWeightedCreditHours = parseFloat(course.creditHours) * parseFloat(course.weightFactor); totalWeightedCreditHours += courseWeightedCreditHours; if (parseFloat(course.weightFactor) === 1.0) { standardCredits += parseFloat(course.creditHours); } else { weightedCredits += parseFloat(course.creditHours); } } chartInstance = new Chart(ctx, { type: 'pie', data: { labels: ['Standard Course Credits', 'Weighted Course Credits'], datasets: [{ label: 'Credit Distribution', data: [standardCredits, weightedCredits], backgroundColor: [ 'rgba(54, 162, 235, 0.7)', // Standard blue 'rgba(255, 99, 132, 0.7)' // Weighted red ], borderColor: [ 'rgba(54, 162, 235, 1)', 'rgba(255, 99, 132, 1)' ], borderWidth: 1 }] }, options: { responsive: true, maintainAspectRatio: true, plugins: { legend: { position: 'top', }, title: { display: true, text: 'Distribution of Credit Hours by Course Type' } } } }); } function addCourse() { var courseNameInput = getElement('courseName'); var creditHoursInput = getElement('creditHours'); var gradeInput = getElement('grade'); var weightFactorInput = getElement('isWeighted'); var courseName = courseNameInput.value.trim(); var creditHours = parseFloat(creditHoursInput.value); var gradeValue = parseFloat(gradeInput.value); var gradeText = gradeInput.options[gradeInput.selectedIndex].text; var weightFactor = parseFloat(weightFactorInput.value); // Clear previous errors getElement('courseNameError').textContent = ''; getElement('creditHoursError').textContent = ''; getElement('gradeError').textContent = ''; getElement('isWeightedError').textContent = ''; var isValid = true; if (!courseName) { getElement('courseNameError').textContent = 'Course name is required.'; isValid = false; } if (isNaN(creditHours) || creditHours <= 0) { getElement('creditHoursError').textContent = 'Please enter a valid number of credit hours (greater than 0).'; isValid = false; } if (isNaN(gradeValue)) { getElement('gradeError').textContent = 'Please select a grade.'; isValid = false; } if (isNaN(weightFactor) || weightFactor < 0) { getElement('isWeightedError').textContent = 'Weighting factor cannot be negative.'; isValid = false; } else if (weightFactor === 0) { getElement('isWeightedError').textContent = 'Weighting factor must be at least 1.0 for standard courses, or higher for advanced.'; isValid = false; } if (!isValid) { return; } var qualityPoints = creditHours * gradeValue; var weightedPoints = qualityPoints * weightFactor; courses.push({ name: courseName, creditHours: creditHours, grade: gradeText, gradeValue: gradeValue, weightFactor: weightFactor, qualityPoints: qualityPoints.toFixed(2), weightedPoints: weightedPoints.toFixed(2) }); renderCourseTable(); calculateAndDisplayGpa(); updateChart(); // Clear inputs for next entry, keeping defaults courseNameInput.value = 'New Course'; creditHoursInput.value = '3'; gradeInput.value = '3.0'; weightFactorInput.value = '1.0'; } function removeCourse(index) { courses.splice(index, 1); renderCourseTable(); calculateAndDisplayGpa(); updateChart(); } function renderCourseTable() { var tableBody = getElement('courseTable').getElementsByTagName('tbody')[0]; tableBody.innerHTML = ''; // Clear existing rows for (var i = 0; i < courses.length; i++) { var course = courses[i]; var row = tableBody.insertRow(); var cellName = row.insertCell(0); var cellCredits = row.insertCell(1); var cellGrade = row.insertCell(2); var cellWeight = row.insertCell(3); var cellQualityPoints = row.insertCell(4); var cellWeightedPoints = row.insertCell(5); var cellActions = row.insertCell(6); cellName.textContent = course.name; cellCredits.textContent = course.creditHours; cellGrade.textContent = course.grade; cellWeight.textContent = course.weightFactor; cellQualityPoints.textContent = parseFloat(course.qualityPoints).toFixed(2); cellWeightedPoints.textContent = parseFloat(course.weightedPoints).toFixed(2); var removeButton = document.createElement('button'); removeButton.textContent = 'Remove'; removeButton.className = 'secondary'; removeButton.style.padding = '5px 10px'; removeButton.style.fontSize = '0.8em'; removeButton.onclick = (function(index) { return function() { removeCourse(index); }; })(i); cellActions.appendChild(removeButton); } } function calculateAndDisplayGpa() { var totalCreditHours = 0; var totalQualityPoints = 0; var totalWeightedPoints = 0; var totalWeightedCreditHours = 0; for (var i = 0; i 0) { weightedGpa = totalWeightedPoints / totalWeightedCreditHours; } getElement('mainGpaResult').textContent = isNaN(weightedGpa) ? '–.–' : weightedGpa.toFixed(2); getElement('totalCreditHoursResult').querySelector('span').textContent = isNaN(totalCreditHours) ? '–' : totalCreditHours.toFixed(2); getElement('totalQualityPointsResult').querySelector('span').textContent = isNaN(totalQualityPoints) ? '–.–' : totalQualityPoints.toFixed(2); getElement('totalWeightedPointsResult').querySelector('span').textContent = isNaN(totalWeightedPoints) ? '–.–' : totalWeightedPoints.toFixed(2); // Update formula explanation dynamically if needed, but for now it's static text } function resetCalculator() { courses = []; getElement('courseName').value = 'Introduction to Calculus'; getElement('creditHours').value = '4'; getElement('grade').value = '4.0'; getElement('isWeighted').value = '1.0'; // Clear error messages getElement('courseNameError').textContent = "; getElement('creditHoursError').textContent = "; getElement('gradeError').textContent = "; getElement('isWeightedError').textContent = "; renderCourseTable(); calculateAndDisplayGpa(); updateChart(); // Clear chart } function copyResults() { var mainResult = getElement('mainGpaResult').textContent; var totalCredits = getElement('totalCreditHoursResult').querySelector('span').textContent; var totalQualityPoints = getElement('totalQualityPointsResult').querySelector('span').textContent; var totalWeightedPoints = getElement('totalWeightedPointsResult').querySelector('span').textContent; var formula = "Weighted GPA = (Sum of [Credit Hours * Grade * Weight Factor]) / (Sum of [Credit Hours * Weight Factor])"; var resultText = "Weighted GPA Calculation Results:\n\n"; resultText += "Weighted GPA: " + mainResult + "\n"; resultText += "Total Credit Hours: " + totalCredits + "\n"; resultText += "Total Quality Points: " + totalQualityPoints + "\n"; resultText += "Total Weighted Points: " + totalWeightedPoints + "\n\n"; resultText += "Formula Used:\n" + formula + "\n\n"; resultText += "Courses Included:\n"; if (courses.length === 0) { resultText += "No courses added yet.\n"; } else { courses.forEach(function(course, index) { resultText += (index + 1) + ". " + course.name + "\n"; resultText += " – Credit Hours: " + course.creditHours + "\n"; resultText += " – Grade: " + course.grade + "\n"; resultText += " – Weight Factor: " + course.weightFactor + "\n"; resultText += " – Quality Points: " + parseFloat(course.qualityPoints).toFixed(2) + "\n"; resultText += " – Weighted Points: " + parseFloat(course.weightedPoints).toFixed(2) + "\n"; }); } try { navigator.clipboard.writeText(resultText).then(function() { alert('Results copied to clipboard!'); }, function(err) { console.error('Failed to copy: ', err); alert('Failed to copy results. Please copy manually.'); }); } catch (e) { console.error('Clipboard API not available: ', e); alert('Clipboard API not available. Please copy the results manually.'); } } // Initial setup for chart and table rendering document.addEventListener('DOMContentLoaded', function() { renderCourseTable(); calculateAndDisplayGpa(); updateChart(); // Add event listeners for input validation on blur var inputs = document.querySelectorAll('.loan-calc-container input[type="number"], .loan-calc-container select'); inputs.forEach(function(input) { input.addEventListener('blur', function() { validateInput(this.id); }); }); // FAQ toggles var faqQuestions = document.querySelectorAll('.faq-question'); faqQuestions.forEach(function(question) { question.addEventListener('click', function() { var answer = this.nextElementSibling; if (answer.style.display === 'block') { answer.style.display = 'none'; } else { answer.style.display = 'block'; } }); }); }); function validateInput(inputId) { var input = getElement(inputId); var errorElement = getElement(inputId + 'Error'); var value = input.value; var numValue = parseFloat(value); // Clear previous error if(errorElement) errorElement.textContent = "; if (input.type === 'number' || input.tagName === 'SELECT') { if (value === " && inputId !== 'courseName') { // Allow empty course name, but not numbers initially if(errorElement) errorElement.textContent = 'This field cannot be empty.'; return false; } if (inputId === 'creditHours' || inputId === 'isWeighted') { if (!isNaN(numValue)) { if (numValue < 0) { if(errorElement) errorElement.textContent = 'Value cannot be negative.'; return false; } if (inputId === 'creditHours' && numValue === 0) { if(errorElement) errorElement.textContent = 'Credit hours must be greater than 0.'; return false; } if (inputId === 'isWeighted' && numValue === 0) { if(errorElement) errorElement.textContent = 'Weighting factor must be at least 1.0.'; return false; } } } // Add more specific validation if needed for other fields } return true; }

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