Discrete mathematics class tomorrow


Suppose X is normally distributed with mean of 12 and standard deviation of 2. Find out the value for x which solves each of the following. Round the answers to 2 decimal places.

(a) P(X > x) = 0.5

x =

(b) P(X > x) = 0.95

x =

(c) P(x < X < 12) = 0.2

x =

(d) P( -x < X - 12 < x) = 0.95

x =

(e) P( -x < X - 12 < x) = 0.99

x =

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Mathematics: Discrete mathematics class tomorrow
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