The null hypothesis is a hypothesis that
A) predicts that the treatment will have an effect.
B) is denoted by the symbol H1.
C) is always stated in terms of population parameters.
D) all of these are true.

Question

Quizplus · Accepted Answer

The null hypothesis always states that there is no significant difference or effect between the groups being compared, and it is expressed in terms of population parameters. Option A is incorrect because the null hypothesis predicts no effect, not an effect. Option B is incorrect because H1 denotes the alternative hypothesis, not the null hypothesis. Option D is incorrect because option A and B are incorrect.

The Null Hypothesis Is a Hypothesis That