When should you have a two-tailed hypothesis?
A) When your data is not normally distributed
B) When the previous research findings are inconsistent
C) When the previous findings are consistent
D) When you have a directional prediction

Question

Quizplus · Accepted Answer

A two-tailed hypothesis is appropriate when previous research findings are inconsistent, as it allows for the possibility of an effect in either direction, not presupposing a specific direction of the effect.

When Should You Have a Two-Tailed Hypothesis