Chapter 15 - Sampling Distributions - Apply Your Knowledge - Page 366: 15.15c

Mean (1,3,5,7) = 71.25. Since the mean of all 10 students = 69.4, there is little difference in the means, and the difference in mean score of the Honors students is not “statistically significant.”

Mean (1,3,5,7) = 71.25. Since the mean of all 10 students = 69.4, there is little difference in the means, and the difference in mean score of the Honors students is not “statistically significant.”