A list of all applets on the site is avaliable. Computations Mean Calculates the average of a series of numbers. All rights reserved. Confidence Intervals for Means Graphical demonstration of the confidence interval of mean for a random series. Two Samples Computes the sample size, mean and standard deviation for a merge of two samples.
Input is the corresponding data for the two samples.
Basic Statistics Computation Computes the basic statistic properties of a series of numbers. Casting Two Dice Shows the average for each dice and for the sum, when throwing two dices any number of times. Monte Carlo Power Simulator Demonstrates the Monte Carlo Algorithm to generate answer to a survey. Power of a Hypothesis Shows a graphical interpretation of the power of a hypothesis test of the mean of a population with known variance. Power calculator Computes the power for a given sample size or vice versa.