If you are conducting research and do not know the mean of the underlying population, which of the tests below would you immediately not be able to use?
A) Pearson correlation coefficient
B) One-way ANOVA
C) Single-sample t-test
D) Mann-Whitney U-test

Question

Quizplus · Accepted Answer

The single-sample t-test requires knowledge of the population mean in order to set up the null hypothesis. Without this information, the test cannot be performed. The other tests listed do not require knowledge of the population mean.

If You Are Conducting Research and Do Not Know the Mean