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

Question

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

Quizplus · Accepted Answer

The z test statistic measures the number of standard deviations that the observed proportion differs from the hypothesized proportion under the null hypothesis. Therefore, it does measure how close the computed sample proportion has come to the hypothesized population parameter.

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