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A population of values has a normal distribution with ?=139.8?=139.8 and ?=23?=23. You intend to draw...

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Statistics

A population of values has a normal distribution with?=139.8?=139.8 and ?=23?=23. You intend to draw a random sample ofsize n=12n=12.

Find the probability that a single randomly selected value isgreater than 155.1.
P(X > 155.1) =

Find the probability that a sample of size n=12n=12 is randomlyselected with a mean greater than 155.1.
P(M > 155.1) =

Answer & Explanation Solved by verified expert
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Given Mean 1398 standard    See Answer
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