Directional hypotheses are associated with _____ tests and nondirectional hypotheses are associated with _______ tests.
A) two-tailed; one-tailed
B) one-tailed; two-tailed
C) one-tailed; three-tailed
D) two-tailed; three-tailed

Question

Quizplus · Accepted Answer

Directional hypotheses predict the direction of the effect and are tested using one-tailed tests, while nondirectional hypotheses do not predict the direction and are tested using two-tailed tests.

Directional Hypotheses Are Associated with _____ Tests and Nondirectional Hypotheses