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Triangle Height Calculator Enter the lengths of the three sides of a triangle to calculate its area and the heights relative to each side. Side A Length: Side B Length: Side C Length: Calculate Heights function calculateTriangleHeights() { var sideA…
Chi-Square Test Calculator Enter the observed and expected frequencies for each category. Click “Add Category” to include more categories in your analysis. Observed Frequency (Category 1): Expected Frequency (Category 1): Remove Observed Frequency (Category 2): Expected Frequency (Category 2): Remove…
Y-Intercept Calculator Enter the coordinates of two points to calculate the slope and the y-intercept of the line passing through them. First Point X-coordinate (x1): First Point Y-coordinate (y1): Second Point X-coordinate (x2): Second Point Y-coordinate (y2): Calculate Y-Intercept .y-intercept-calculator-container…
Expected Value Calculator Use this calculator to determine the expected value of an event with multiple possible outcomes. Enter the value for each outcome and its corresponding probability. Outcome 1 Outcome Value: Probability (as decimal, e.g., 0.25 for 25%): Outcome…
P-value Calculator (Z-score) Observed Z-score: Test Type: One-tailed (Left) One-tailed (Right) Two-tailed Calculate P-value Result: // Constants for erf approximation (Abramowitz and Stegun, 7.1.26) var P_ERF = 0.3275911; var A1_ERF = 0.254829592; var A2_ERF = -0.284496736; var A3_ERF = 1.421413741;…
Square Footage Calculator Use this calculator to quickly determine the square footage of a room or area. Simply enter the length and width in feet, and the calculator will provide the total square footage. Length (feet): Width (feet): Calculate Square…
Room Square Footage Calculator Room Length (feet): Room Width (feet): Calculate Square Footage function calculateSquareFootage() { var roomLength = parseFloat(document.getElementById(‘roomLength’).value); var roomWidth = parseFloat(document.getElementById(‘roomWidth’).value); var resultDiv = document.getElementById(‘squareFootageResult’); if (isNaN(roomLength) || isNaN(roomWidth) || roomLength <= 0 || roomWidth <= 0)…
Superheat Calculator Use this calculator to determine the superheat of your refrigeration or air conditioning system. Superheat is a critical measurement for ensuring proper system operation and compressor longevity. Suction Line Temperature (°F): Suction Line Saturation Temperature (°F): Calculate Superheat…
Volume of a Rectangle Calculator Enter the dimensions of your rectangle below to calculate its volume. Length: Width: Height: Calculate Volume function calculateVolume() { var length = parseFloat(document.getElementById(‘lengthInput’).value); var width = parseFloat(document.getElementById(‘widthInput’).value); var height = parseFloat(document.getElementById(‘heightInput’).value); var resultDiv = document.getElementById(‘volumeResult’);…
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:…