Find probability that random sample of size has mean

Reference no: EM13159697

Suppose a population can be approximated by a normal model with expected value μ = 50 and standard deviation σ = 9.8. Question 1. Find the probability that a random sample of size 4 has a mean x between 47.8 and 53.7.

Reference no: EM13159697

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Find probability that random sample of size has mean : Suppose a population can be approximated by a normal model with expected value μ = 50 and standard deviation σ = 9.8. Find the probability that a random sample of size 4 has a mean x between 47.8 and 53.7.

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