Problem Set 4.2: One-way ANOVA in SPSS

Criterion: Calculate an ANOVA in SPSS.

Data: The following is the amount of fat (in grams) consumed in a buffet-style lunch among professional bodybuilders under conditions of high, moderate, and low stress:

Stress Levels

High

Moderate

Low

10

9

9

7

4

4

8

7

6

12

6

5

6

8

7

Instructions: Complete the following steps:

a.Open SPSS and open a New DataSet.

b.Click the Variable View tab at the bottom and enter Stress and enter Fat as the variables. Click the Values box for the Stress row and define 1 as high, 2 as medium, and 3 as low.

c.Enter the data. For example, type 1 in row 1 under Stress and type 10 in row 1 under Fat. Continue typing in all the data. Please remember to change to 2 in column 1 when the stress is moderate and change to 3 in column 1 when the stress is low

d.In the Toolbar, click Analyze, select Compare Means, and then select One-Way ANOVA.

e.Select Fat and then click Arrow to send it over to the Dependent List box.

f.Select Stress and then click Arrow to send it over to the Factor box.

g.Click OK and copy and paste the output below.