Z-Score and Probability Calculator

Z-Score Calculator

Calculate Z-score for any value in a distribution.

Z-Score Table Calculator

Calculate probability from Z-Score.

Statistics Calculator - Statistical Analysis and Calculations

Perform statistical calculations and analysis online with our free statistics calculator. Calculate mean, median, standard deviation, variance, and more. Essential for students and data analysts.

Regression & Scatter Plot Tool

Correlation Matrix Calculator

Calculate correlation coefficient matrix.

Covariance Calculator

Calculate covariance between two variables.