SOLUTION: Assume the random variable x is normally distributed with mean μ=90 and standard deviation σ=5. Find the indicated probability. P(x<82)

SOLUTION: Assume the random variable x is normally distributed with mean μ=90 and standard deviation σ=5. Find the indicated probability. P(x<82)

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Question 1165387: Assume the random variable x is normally distributed with mean μ=90 and standard deviation σ=5. Find the indicated probability. P(x<82)
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
z=(x-mean)/sd
x<82 is z<(82-90)/5 or z < -8/5 or z < -1.6
probability is 0.0548
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