SOLUTION: If X has a normal distribution with a mean of 10 and a variance of 4 what is the probability that X will be equal to or greater than 11?

Question 824107: If X has a normal distribution with a mean of 10 and a variance of 4 what is the probability that X will be equal to or greater than 11?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
If X has a normal distribution with a mean of 10 and a variance of 4 what is the probability that X will be equal to or greater than 11?
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z(11) = (11-10)/sqrt(4) = 1/2
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P(x >= 11) = P(z >= 1/2) = 0.3085
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Cheers,
Stan H.
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