Descriptive Statistics Calculators

Coefficient of Variation Calculator

Calculates the coefficient of variation (CV) as the ratio of the stand…

Correlation Coefficient Calculator

Calculate Pearson's correlation coefficient (r) to measure the linear …

Interquartile Range Calculator

Calculate the interquartile range (IQR), Q1, Q3, and detect outliers f…

Moving Average Calculator

Computes the simple moving average (SMA) for a dataset over a specifie…

Skewness and Kurtosis Calculator

Calculates the skewness and excess kurtosis of a dataset to measure th…

Spearman Rank Correlation Calculator

Calculates the Spearman rank correlation coefficient (ρ) to measure th…

Weighted Average Calculator

Computes the weighted average (weighted mean) of up to six values by m…

Z-Score Calculator

Calculates the Z-score (standard score) of a data point given the popu…