Rehearsal methods, Basic Statistics

A teacher is interested in comparing the effects of 3 different parts of rehearsal methods (Rote rehearsal, Imagery, and Story) on number of words recalled. Participants are randomly assigned into 3 different groups. In every group, participants are asked to study a list of words using the assigned method. The following table shows the result.

 

Rote rehearsal

Imagery

Story

5

5

7

5

4

6

4

6

8

6

7

9

5

7

6

4

6

9

3

8

8

5

5

10

6

7

9

 

a.       What statistical test should be used to examine the data?

b.      Identify H0 and Ha for this study.

c.       Conduct the one analysis.

d.      Should H0 be rejected? What should the researcher conclude?

e.       If there is a significant difference, conduct the post hoc test.

 

 

Posted Date: 3/20/2013 4:17:11 AM | Location : United States







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