The following data summarize the results from an independent-measures study comparing three treatment conditions. Treatment I II III N = 12 4 3 8 G = 48 3 1 4 ∑X2 = 238 5 3 6 4 1 6 x̅1 = 4 x̅2 = 2 x̅3 = 6 T1 = 16 T2 = 8 T3 = 24 SS1 = 2 SS2 = 4 SS3 = 8 Use an ANOVA with an α = .05 to determine whether there are any significant differences among the three treatment means. what correctly represents the null and alternative hypothesis? what represents the proper critical region? Compute the test statistic what can be concluded?
The following data summarize the results from an independent-measures study comparing three treatment conditions.
Treatment
I II III N = 12
4 3 8 G = 48
3 1 4 ∑X2 = 238
5 3 6
4 1 6
x̅1 = 4 x̅2 = 2 x̅3 = 6
T1 = 16 T2 = 8 T3 = 24
SS1 = 2 SS2 = 4 SS3 = 8
Use an ANOVA with an α = .05 to determine whether there are any significant differences among the three treatment means.
what correctly represents the null and alternative hypothesis?
what represents the proper critical region?
Compute the test statistic
what can be concluded?
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