The Sample Size and Power platform helps you plan your study for a single mean or proportion comparison, a two sample mean or proportion comparison, a one-sample standard deviation comparison, a k sample means comparison, or a counts per unit comparison. Depending upon your experimental situation, you supply one or two quantities to obtain a third quantity. These quantities include:

When you select DOE > Sample Size and Power, the panel in Sample Size and Power Choices appears with button selections for experimental situations. The following sections describe each of these selections and explain how to enter the quantities and obtain the desired computation.