CK-12 Probability and Statistics - Advanced

http://www.ck12.org Chapter 11. Analysis of Variance and the F-Distribution

9. We can conclude that the variance of the student achievement scores for the second sample is less than the
   variance for the students in the first sample. Since the achievement test means are practically equal, the
   variance in student achievement scores may help the guidance counselor in her selection of a preparatory
   program.


10. True