P-Value Calculator Test Statistic Value: Distribution Type: Standard Normal (Z) Student’s t Chi-Square (χ²) Degrees of Freedom (df): Type of Test: Two-tailed One-tailed (Left) One-tailed (Right) Calculate P-Value // Function to approximate the Standard Normal CDF (Phi(x)) // This uses…

Cost of Living Index Comparison Calculator Your Current Annual Salary ($): Current City’s Cost of Living Index (e.g., 100 for national average): Target City’s Cost of Living Index (e.g., 130 for expensive, 80 for cheaper): Calculate Equivalent Salary Calculation Results:…

Triangle Area Calculator Base Length (units): Height (units): Calculate Area function calculateArea() { var baseLength = parseFloat(document.getElementById(‘baseLength’).value); var height = parseFloat(document.getElementById(‘height’).value); var resultDiv = document.getElementById(‘result’); if (isNaN(baseLength) || isNaN(height) || baseLength <= 0 || height <= 0) { resultDiv.innerHTML =…

Cost of Living Index Comparison Calculator Your Current Annual Salary ($): Current City’s Cost of Living Index (e.g., 100 for national average): Target City’s Cost of Living Index (e.g., 130 for expensive, 80 for cheaper): Calculate Equivalent Salary Calculation Results:…

Total Cholesterol Calculator HDL Cholesterol (mg/dL): LDL Cholesterol (mg/dL): Triglycerides (mg/dL): Calculate Total Cholesterol Your Total Cholesterol: — mg/dL function calculateTotalCholesterol() { var hdl = parseFloat(document.getElementById(‘hdlCholesterol’).value); var ldl = parseFloat(document.getElementById(‘ldlCholesterol’).value); var triglycerides = parseFloat(document.getElementById(‘triglycerides’).value); if (isNaN(hdl) || isNaN(ldl) || isNaN(triglycerides)…

Cost of Living Index Comparison Calculator Your Current Annual Salary ($): Current City’s Cost of Living Index (e.g., 100 for national average): Target City’s Cost of Living Index (e.g., 130 for expensive, 80 for cheaper): Calculate Equivalent Salary Calculation Results:…

Employee Turnover Rate Calculator Number of Employee Separations: Employees at Start of Period: Employees at End of Period: Calculate Turnover Rate function calculateTurnover() { var separations = parseFloat(document.getElementById(‘separations’).value); var startEmployees = parseFloat(document.getElementById(‘startEmployees’).value); var endEmployees = parseFloat(document.getElementById(‘endEmployees’).value); var resultDiv = document.getElementById(‘turnoverResult’);…

Rectangular Prism Surface Area Calculator Length (e.g., cm, inches): Width (e.g., cm, inches): Height (e.g., cm, inches): Calculate Surface Area function calculateSurfaceArea() { var lengthInput = document.getElementById(“prismLength”).value; var widthInput = document.getElementById(“prismWidth”).value; var heightInput = document.getElementById(“prismHeight”).value; var length = parseFloat(lengthInput); var…

Circle Circumference Calculator Radius of the Circle (e.g., cm, inches): Calculate Circumference Enter a radius and click ‘Calculate’ to see the circumference. function calculateCircumference() { var radiusInput = document.getElementById(“circleRadius”); var radius = parseFloat(radiusInput.value); var resultDiv = document.getElementById(“circumferenceResult”); if (isNaN(radius) ||…

MPG Calculator Enter the distance you’ve traveled and the amount of fuel you’ve consumed to calculate your vehicle’s Miles Per Gallon (MPG). Distance Traveled (miles): Fuel Consumed (gallons): Calculate MPG function calculateMPG() { var distanceTraveled = parseFloat(document.getElementById(“distanceTraveled”).value); var fuelConsumed =…