Barry calculates an F-ratio involving the SAT scores of three groups and does NOT reject the null hypothesis. Which of the following is the MOST appropriate conclusion he could draw?
A) The SAT scores for the three groups are all different from each other.
B) The SAT scores for the three groups are all equal to each other.
C) The SAT scores for the three groups are not significantly different.
D) No conclusion can be determined without conducting further analyses.

Question

Quizplus · Accepted Answer

Since Barry did not reject the null hypothesis for the F-ratio, it means that there was not enough evidence to suggest that the SAT scores for the three groups were significantly different. Therefore, the most appropriate conclusion is that the SAT scores for the three groups are not significantly different.

Barry Calculates an F-Ratio Involving the SAT Scores of Three