A simple random sample of size n = 36 is obtained from a population with =

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A simple random sample of size n = 36 is obtained from a population with µ = 64 and σ = 18.

(a) Describe the sampling distribution of x̄.

(b) What is P(x̄ < 62.6)?

(c) What is P(x̄ ≥ 68.7)?

(d) What is P(59.8 < x̄ < 65.9)?

Distribution
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Fundamentals Of Statistics

ISBN: 9780321844606

4th Edition

Authors: Michael Sullivan III

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