The use of inferential statistics helps us decide whether to reject the null hypothesis by
A) computing the probability that the alternative hypothesis is true.
B) computing the probability that the alternative hypothesis is false.
C) estimating the probability of obtaining observed group differences by chance alone.
D) computing how large a difference between two means has to be in order to be clinically relevant.

Question

Quizplus · Accepted Answer

Inferential statistics involve estimating the probability of obtaining the observed data under the assumption that the null hypothesis is true. This helps in deciding whether the observed group differences are likely to have occurred by chance alone or are statistically significant, leading to a decision on whether to reject the null hypothesis.

The Use of Inferential Statistics Helps Us Decide Whether to Reject