20. A population of values has a normal distribution with u = 232.7 and o = 65.3. You intend to draw a random sample of sizen = 175. Find the probability that a sample of size n = 175 is randomly selected with a mean less than 239.1. %3D

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Chapter1: Combinatorial Analysis
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20. A population of values has a normal distribution with u = 232.7
and o = 65.3. You intend to draw a random sample of size n = 175.
Find the probability that a sample of size n = 175 is randomly
selected with a mean less than 239.1.
%3D
%3D
%3D
Transcribed Image Text:Report your answer as a 20. A population of values has a normal distribution with u = 232.7 and o = 65.3. You intend to draw a random sample of size n = 175. Find the probability that a sample of size n = 175 is randomly selected with a mean less than 239.1. %3D %3D %3D
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