Instructions: This power calculator computes, showing all the steps, the minimum required sample size (\(n\)) to reach a given target statistical power (\(1-\beta\)), when testing...

Instructions: This power calculator computes, showing all the steps, the probability of making a type II error (\(\beta\)) and the statistical power (\(1-\beta\)) when testing...

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...

Instructions: Compute exponential distribution probabilities using the form below. Please type the population mean \((\beta)\), and provide details about the event for which you want...

Instructions: This calculator conducts a Z-test for two population means (\(\mu_1\) and \(\mu_2\)), with known population standard deviations ( \(\sigma_1\) and \(\sigma_2\)). Please select the...

Instructions: Compute critical F values for the F-distribution using the form below. Please type the significance level \(\alpha\), indicate the degrees of freedom for the...

Instructions: Compute poisson probabilities using the form below. Please type the population mean (λ), and provide details about the event you want to compute the...

Instructions: This calculator conducts a Z-test for two population proportions (p1 and p2), Please select the null and alternative hypotheses, type the significance level, the...