If the value of any test statistic does not fall in the rejection region, the decision is:
(1) Reject the null hypothesis.
(2) Reject the alternative hypothesis.
(3) Fail to reject the null hypothesis.
(4) Fail to reject the alternative hypothesis.
(5) There is insufficient information to make a decision.
An article states “there is no significant evidence that median income increased.”
The implied null hypothesis is:
(1) Median income increased.
(2) Median income changed.
(3) Median income did not increase.
(4) Median income decreased.
(5) There is insufficient information to decide.