We are thinking of a two-tailed test, but decide on a one-tailed test. This means that
A) the critical value of t will be numerically less
B) the critical value of t will be numerically greater
C) the value of $\alpha$ should be changed
D) the null hypothesis will be stated differently

Question

Quizplus · Accepted Answer

In a one-tailed test, the critical value of t is numerically less than in a two-tailed test because the entire alpha level is concentrated in one tail, making it easier to reject the null hypothesis.

We Are Thinking of a Two-Tailed Test, but Decide on a One-Tailed