If a sample of size 21 is selected, the value of A for the probability P(t A) = 0.025 is ____.
A)	2.528
B)	2.086
C)	2.518
D)	2.080
Answer:B
If a sample of size 21 is selected, the value of A for the probability P(t A) = 0.025 is ____.
A)	2.528 B)	2.086 C)	2.518 D)	2.080