Which of the following statements regarding the null hypothesis is true?
A) The null hypothesis always makes statements about a population parameter.
B) A decision in hypothesis testing is made about the alternative hypothesis, not the null hypothesis.
C) The null hypothesis is the only hypothesis stated in hypothesis testing.
D) All of these.

Question

Quizplus · Accepted Answer

The null hypothesis is a statement about a population parameter that is assumed to be true until evidence suggests otherwise. It is the basis for hypothesis testing and serves as the starting point for comparing the observed data with what we would expect to see if the null hypothesis were true.

Which of the Following Statements Regarding the Null Hypothesis Is