When testing the means of independent samples, the null hypothesis is best thought of as
A) the mean of population 1 is equal to the mean of population 2.
B) the mean of population 1 is unequal to the mean of population 2.
C) the mean of a set of difference scores is equal to 0.
D) the two population means don't differ by more than 10 points.

Question

Quizplus · Accepted Answer

The null hypothesis in testing the means of independent samples typically posits that there is no difference between the population means, which is best represented by stating the mean of population 1 is equal to the mean of population 2.

When Testing the Means of Independent Samples, the Null Hypothesis