Is the sampling distribution approximately normal

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Reference no: EM13136271

Suppose a simple random sample of size n = 34 is obtained from a population with μ = 30 and σ = 4.

a)Is the sampling distribution of x approximately normal.
b)What is P(x > 30.2)?
c)What is P(x ≤ 30.6)?
d)What is P(28.7 ≤ x ≤ 31.1)?

Reference no: EM13136271

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