Group Statistics |
|
grup |
N |
Mean |
Std. Deviation |
Std. Error Mean |
average |
control |
80 |
4,0366 |
,90133 |
,10077 |
experimental |
80 |
5,5404 |
,54825 |
,06130 |
Independent Samples Test |
|
Levene's Test for Equality of Variances |
t-test for Equality of Means |
|
F |
Sig. |
t |
df |
Sig. (2-tailed) |
Mean Difference |
Std. Error Difference |
95% Confidence Interval of the Difference |
|
Lower |
Upper |
average |
Equal variances assumed |
18,432 |
,000 |
-12,749 |
158 |
,000 |
-1,50375 |
,11795 |
-1,73671 |
-1,27079 |
Equal variances not assumed |
|
|
-12,749 |
130,419 |
,000 |
-1,50375 |
,11795 |
-1,73709 |
-1,27041 |