Critical z is to the z-statistic as…
A) The sample mean is to the population mean
B) The population mean is to the sample mean
C) The alpha level is to the p-value
D) The p-value is to the alpha level

Question

Quizplus · Accepted Answer

The critical z (or critical value) is predetermined based on the alpha level (significance level) and is used to decide whether to reject the null hypothesis, similar to how the alpha level sets the threshold for significance. The p-value is calculated from the data (like the z-statistic) and is compared against the alpha level to make decisions about the hypothesis.

Critical Z Is to the Z-Statistic As…