In a memory experiment,Dr.Nall finds that the difference in the mean number of nonsense syllables remembered by Group A vs.Group B is statistically significant at the p

Question

In a memory experiment,Dr.Nall finds that the difference in the mean number of nonsense syllables remembered by Group A vs.Group B is statistically significant at the p < .05 level.This means that ____.
A) there are five chances in a hundred that the difference was due to chance
B) an ANOVA (analysis of variance) found an interaction effect
C) if the experiment were conducted 100 times, the result would be the same 90 percent of the time
D) the standard deviations in the two groups were small

Quizplus · Accepted Answer

A p-value less than .05 means that there is less than a 5% chance that the observed difference in mean scores between Group A and Group B is due to chance. This is the standard level of statistical significance used in psychology research. Therefore, choice A is the correct answer. The other choices are not relevant to the given information.

In a Memory Experiment,Dr