We are trying to determine, once and for all, if there is a difference between the average GPA of all Female and Male USF students. Data was collected and the following printout was generated.

Hypothesis Test - Two Means  N   Mean    SD    SE Female  27  3.3977  0.4220  0.0812 Male 20  3.2804  0.4330  0.0685 Difference   0.1173  0.4286  0.1068 T-Tests for Mean Difference  Null Hypothesis: difference = 0  Alternative Hyp: difference  0                  Lower    Upper Method  Variances DF   T     P  95% C.I.  95% C.I. Pooled  Equal   65  1.10  0.2759   -0.0959   0.3305 Satterthwaite  Unequal  56.9 1.10  0.2741   -0.0954   0.3300 Homogeneity of Variances    DF    F     P Folded F Test   39,26  1.05  0.4529 

Considering the printout above (and the sample sizes used), state whether each of the following assumptions would be needed.

Group of answer choices

Random Samples

[ Choose ] Not Needed Needed

Independent Samples

[ Choose ] Not Needed Needed

Normal Populations