Consider the following null and alternative hypotheses. These hypotheses ______________.
A) indicate a one-tailed test with a rejection area in the right tail
B) indicate a one-tailed test with a rejection area in the left tail
C) indicate a two-tailed test
D) are established incorrectly
E) are not mutually exclusive

Question

Consider the following null and alternative hypotheses.  These hypotheses ______________.
A) indicate a one-tailed test with a rejection area in the right tail 
B) indicate a one-tailed test with a rejection area in the left tail 
C) indicate a two-tailed test 
D) are established incorrectly 
E) are not mutually exclusive

Quizplus · Accepted Answer

The null hypothesis states that there is no difference between the two population means, while the alternative hypothesis suggests that there is a difference. This can occur in either direction, so it is a two-tailed test.

Consider the Following Null and Alternative Hypotheses