The following table shows the results of a repeatedmeasures

The following table shows the results of a repeated-measures ANOVA. Based on this table, what is the value for ² for factor A?

Source           SS      df      MS     

Between        36        3   

  
    A              12         1      12     F = 4.00

    B                3         1       3      F = 1.00

   AxB           21        1      21     F = 7.00

Within           84      28       3    

Total            120      31 ___

Solution

Answer to the question)

Eta square = SS effect / SS total

SS effect = 36

SS total = 120

We get

Eta square = 36 /120

Eta square = 0.30