If the probability of an experimental outcome that we observed was calculated to be less than .05 assuming the null hypothesis to be true,then we would ____.
A)accept the null hypothesis
B)reject the null hypothesis
C)fail to reject the null hypothesis
D)change the alpha level

Question

Quizplus · Accepted Answer

If the probability of an experimental outcome observed is less than .05 assuming the null hypothesis to be true, then we would reject the null hypothesis. This means that the probability is too low to accept that the observed results were due to chance and not a real effect. Therefore, we reject the null hypothesis and accept the alternative hypothesis.

If the Probability of an Experimental Outcome That We Observed