An experimenter compares two sets of measurements from indpendent samples:
| Group A | Group B |
| mean |
13.0 |
11.2 |
| variance |
4.0 |
4.5 |
| size, n |
10 |
12 |
He tests the hypothesis of equal means with alpha = 0.05 and gets a t balue and result of?
Te answer is supposed to be "2.03, do not reject the null hypothesis of equal means" but i need help getting there