The following data are from an independent-measures experiment comparing two treatment conditions. Treatment 1 Treatment 2 4 19 5 11 12 18 10 10 10...

The following data are from an independent-measures experiment comparing two treatment 

conditions.   

​

 Treatment 1  Treatment 2 

 4 19

 5 11

12 18

10 10

10 12

7  14

a. Does the data indicate a significant difference between the treatments at the .05 level of significance?

b. Compute r2 to measure the size of the treatment effect.

c. Explain how the outcome of the hypothesis test and the measure of effect size would appear in a research report.​