In testing a hypothesis about a population proportion p, the z test statistic measures how close the computed sample proportion $\tilde { p }$ has come to the hypothesized population parameter.

Question

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The z test statistic for a population proportion measures the number of standard deviations the sample proportion is from the hypothesized population proportion, indicating how close or far it is from the hypothesized value.

In Testing a Hypothesis About a Population Proportion P, the Z