#1. If the random variable Z follows the standard normal distribution, then P(1.33 < Z < 2.37) is

0.0905

0.0741

0.0829

0.0754

3. Suppose A and B are two disjoint events. Further, P(A) = 0.24, and P(B) = 0.76. The P(A|B) =

0.76

1

0

0.24

#2. Suppose random variable X follows a normal distribution with standard deviation = 24 units. Further, we are given that P(X <192) = 0.9803. The mean of the random variable X is:

128.3

153.96

177.05

142.56