# The following data were obtained from an independent-measures study comparing three treatment conditions. Treatments I II III 4 3 8 N = 12 3 1 4 G = 48 5 3 6 ∑ X 2 = 238 4 1 6 M = 4 M = 2 M = 6 T = 16 T = 8 T = 24 S S = 2 S S = 4 S S = 8 Calculate the sample variance for each of the three samples. Use an ANOVA with α = .05 to determine whether there are any significant differences among the three treatment means.

### Statistics for The Behavioral Scie...

10th Edition
Frederick J Gravetter + 1 other
Publisher: Cengage Learning
ISBN: 9781305504912

### Statistics for The Behavioral Scie...

10th Edition
Frederick J Gravetter + 1 other
Publisher: Cengage Learning
ISBN: 9781305504912

#### Solutions

Chapter 12, Problem 18P
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