Prof.Gristmill sampled exam scores for five randomly chosen students from each of his two sections of ACC 200.His sample results are shown. He could test the population means for equality using
A)a t-test for two means from independent samples.
B)a t-test for two means from paired (related)samples.
C)a one-factor ANOVA.
D)either a one-factor ANOVA or a two-tailed t-test.

Question

Prof.Gristmill sampled exam scores for five randomly chosen students from each of his two sections of ACC 200.His sample results are shown.  He could test the population means for equality using
A)a t-test for two means from independent samples. 
B)a t-test for two means from paired (related)samples. 
C)a one-factor ANOVA. 
D)either a one-factor ANOVA or a two-tailed t-test.

Quizplus · Accepted Answer

The best choice would be either a one-factor ANOVA or a two-tailed t-test because the sample sizes are equal and the samples are independent since they come from different sections. Both tests would allow for testing the equality of population means.

ProfGristmill Sampled Exam Scores for Five Randomly Chosen Students from Each