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Statistics · Studypool

4 sample questions

Overview

A population of values has a normal distribution with

μ=153.9 and σ=84. If a random sample of size n=24 is selected,

  1. Find the probability that a single randomly selected value is greater than 128.2. Round your answer to four decimals.
    P(X > 128.2) =

  2. Find the probability that a sample of size n=24 is randomly selected with a mean greater than 128.2. Round your answer to four decimals.
    P(M > 128.2) =