One-way ANOVA for six retention questions:

Zooming Speeds

Counts

Means of Score

Standard Deviation

16/sec

34

0.697

 0.384

12/sec

34

 0.726

 0.367

8/sec

34

 0.591

 0.408

4/sec

34

 0.694

 0.410

2/sec

34

 0.668

 0.398

1.5/sec

34

 0.794

 0.324

Summary ( alpha = 0.01):

Source of Variation

SS

DF

SV

F

Fcrit

Total

29.795

203

 

 

 

Within groups

29.035

198

0.147

 

 

Between groups

0.755

5

0.152

 

 

 

 

 

 

1.036

9.08

There exists no statistically significant variation among the retention accuracy means.