A random variable X is normally distributed with a mean of 85 and a standard deviation of 20. Calculate the probability

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answerhappygod
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A random variable X is normally distributed with a mean of 85 and a standard deviation of 20. Calculate the probability

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A random variable X is normally distributed
with a mean of 85 and a standard deviation of 20. Calculate the
probability that X is at most 135 and choose the
answer from the options below.
0.9938
0.6915
0.8413
0.9332
0.9772
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