If a sample of size 61 is selected, the value of A for the probability P(-A t A) = 0.95 is ____.
A)	2.000
B)	2.021
C)	1.677
D)	1.671
Answer:A
If a sample of size 61 is selected, the value of A for the probability P(-A t A) = 0.95 is ____.
A)	2.000 B)	2.021 C)	1.677 D)	1.671