SOLUTION: Let X be normally distributed with mean µ = 20 and σ = 5. Find P(X ≥ 25) by converting X into a standard normal random variable.
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Question 1100187: Let X be normally distributed with mean µ = 20 and σ = 5. Find P(X ≥ 25) by converting X into a standard normal random variable. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Let X be normally distributed with mean µ = 20 and σ = 5. Find P(X ≥ 25) by converting X into a standard normal random variable.
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P(x >= 25) = P(z >= 25) >= (25-20)/5 >= 1
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Cheers,
Stan H.
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