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Suppose a simple random sample of size n=41 is obtained from a population with mu=61 and...

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Statistics

Suppose a simple random sample of size n=41 is obtained from apopulation with mu=61 and sigma=19.

(b) Assuming the normal model can be​ used, determine

​P(x overbarx < 71.4).

​(c) Assuming the normal model can be​ used, determine

​P(x overbarx ≥ 69.1).

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