SOLUTION: Suppose X ~(10,5). P(X greater than or equal too 15) P(0 less than or equal to X less than or equal to 20) P(|X| < 12)

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Question 137566: Suppose X ~(10,5).

P(X greater than or equal too 15)
P(0 less than or equal to X less than or equal to 20)
P(|X| < 12)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Suppose X ~(10,5).

P(X >= 15) = 0.1587
P(0 <= X <= 20) = 0.9545
P(|X| < 12) = P(-12 < x < 12) = 0.6554
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Cheers,
Stan H.