Why will you rarely see a Z test in a research article?
A)Research in which there is a known population mean and standard deviation is rare in behavioral and social science research.
B)Research in which there is a known sample mean and mode is rare in behavioral and social science research.
C)These articles tend not to be favored by journal reviewers.
D)It is not the case that you will rarely see a Z test in a research article.

Question

Quizplus · Accepted Answer

Z tests require knowledge of the population mean and standard deviation, and such information is rarely available in behavioral and social science research. Therefore, researchers often use t-tests, which only require knowledge of the sample mean and standard deviation.

Why Will You Rarely See a Z Test in a Research