With regard to testing directional and non-directional hypothesis, SPSS has the one-tailed test as the default.

Question

Quizplus · Accepted Answer

SPSS does not have a default setting that specifically favors one-tailed tests over two-tailed tests. When performing hypothesis tests, SPSS typically displays results for two-tailed tests, and the user must specify if a one-tailed test is desired by halving the p-value in the context of their hypothesis direction.

With Regard to Testing Directional and Non-Directional Hypothesis, SPSS Has