Actual Test Size | JMP 13.2

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Design of Experiments Guide • Prospective Sample Size and Power • One-Sample and Two-Sample Proportions • Actual Test Size

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Actual Test Size

The results also show the Actual Test Size. This is the actual Type I error rate for a given situation. Since the binomial distribution is discrete, the actual test size can differ significantly from the stated Alpha level for small samples or proportions near 0 or 1.

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Help created on 9/19/2017