Instructions: This Percentile to Z-score Calculator will compute the z-score associated to a given percentile that is provided by you, and a graph will be...

Instructions: Use this calculator to compute probabilities associated to the sampling distribution of the sample proportion. You just need to provide the population proportion \((p)\),...

Instructions: This Normal Probability grapher draw a graph of the normal distribution. Please type the population mean \(\mu\) and population standard deviation \(\sigma\), and provide...

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: Compute critical z-values for the normal distribution probabilities using the form below. In order to do so, please type significance level \(\alpha\), and indicate...

Instructions: This statistics calculator will compute the Z-score associated with a raw score X. Please provide the information required below: Population Mean (\(\mu\)) Population St....

Instructions: This calculator conducts a Z-test for one population proportion (p). Please select the null and alternative hypotheses, type the hypothesized population proportion \(p_0\), the...