In comparison with one-tailed tests, two-tailed tests are
A) less conservative.
B) more conservative.
C) less likely to lead to a Type II error.
D) more likely to lead to a Type I error.

Question

Quizplus · Accepted Answer

Two-tailed tests are more conservative because they split the alpha level between two tails of the distribution, requiring more extreme test statistics to reject the null hypothesis.

In Comparison with One-Tailed Tests, Two-Tailed Tests Are