Type a People $\bar { X }$ = 20) Were Compared to Type B

Multiple Choice

Type A people ( $\bar { X }$ = 20) were compared to Type B ( $\bar { X }$ = 10) for productivity and a t value of 2.06 was obtained. With 14 A's and

A) 24 B's, the two groups are not significantly different
B) 10 B's, the A's are significantly more productive
C) both of the descriptive alternatives are correct
D) neither of the descriptive alternatives is correct.