Sturges formula and other methods of determining the number of groups in histogram generation

This calculator calculates probability density function, cumulative distribution function, mean and variance of a binomial distribution for given n and p

The calculation of the correlation coefficient of two random variables

Histogram generation according to input data. The number of groups is determined by the Sturgess formula, other formulas or set manually

This online calculator builds symbol frequency table for a given message

With Planetcalc plugin for Wordpress you can easily insert any planetcalc calculator in your wordpress-based site or blog pages.

Plots the CDF and PDF graphs for normal distribution with given mean and variance.

Calculates cumulative distribution function value and probability density function value for Student t-distribution. Quantile calculator evaluates Student quantiles for given probability and specified number of degrees of freedom.

Gives the probability of k success outcomes in n Bernoulli trials with given success event probability.

This online calculator calculates probability of k success outcomes in n Bernoulli trials with given success event probability for each k from zero to n.

This article describes process of reusing another calculator's logic (algorithm) in your calculator.

It calculates the probability density function (PDF) and cumulative distribution function (CDF) of long-normal distribution by a given mean and variance.

This online calculator calculates posterior probabilities according to Bayes’ theorem.