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Find the indicated probabilities

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Reference no: EM131870190

Find the indicated probabilities.

1. Find the probability that a normal random variable X with mean µ= 300 and standard deviation σ= 50 lies between 150 and 250.

2. Find the probability that a normal random variable X with mean µ= 30 and standard deviation σ= 6 is at least 40.5.

Reference no: EM131870190

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