Question 1)Please show your work
Posted: Thu Jul 14, 2022 4:52 pm
Question 1)Please show your work
5.21 A random sample of n=100 observations is selected from a population with μ=30 and σ=16. Approximate the following probabilities: a. P(xˉ≥28) b. P(22.1≤xˉ≤26.8) c. P(xˉ≤28.2) d. P(xˉ≥27.0)
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