Instructions: This calculator computes the pooled variance and standard deviation for two given sample standard deviations \(s_1\) and \(s_2\), with corresponding sample sizes \(n_1\) and...

Instructions: This Statistics calculator will compute the Cohen’s d for you. Please provide the information required below: Sample Mean (\(\bar X\)) Population Mean (\(\mu\)) Population...

This calculator conducts a Wilcoxon Signed-Ranks for two paired samples. This test applies when you have two samples that are dependent (paired or matched). Please...

Instructions: This Normal Probability Calculator will compute normal distribution probabilities using the form below, and it also can be used as a normal distribution graph...

Instructions: Enter the sample size \(n\) and the significance level \(\alpha\) and the solver will compute the critical correlation coefficient \(r_c\). Type the sample size...

Instructions: This calculator conducts a Wilcoxon Rank Sum test for two independent samples. This test applies when you have two samples that are independent. Please...

Instructions: This calculator finds the minimum sample size required to estimate a population proportion (\(p\)) within a specified margin of error. Please select type the...

Instructions: This calculator computes the value of Cramer’s V. Please first indicate the number of columns and rows for the cross tabulation, and then type...

Instructions: Compute uniform distribution probabilities using the solver below. Please type the lower limit \(a\), the upper limit \(b\), and define the event for which...

Instructions: This calculator finds the minimum sample size required to estimate the population mean (\(\mu\)) within a specified margin of error. Please select type the...