For a random variable that is normally distributed, with mean of 80 and standard deviation of 10, determine the probability that a simple random sample of 25 items will have a mean that is; A. greater than 78. between 79 and 85. C. less than 85.
For a random variable that is normally distributed, with mean of 80 and standard deviation of 10, determine the probability that a simple random sample of 25 items will have a mean that is; A. greater than 78. between 79 and 85. C. less than 85.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 4CYU
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- For a random variable that is
normally distributed , with mean of 80 and standard deviation of 10, determine the probability that a simple random sample of 25 items will have a mean that is; A. greater than 78. between 79 and 85. C. less than 85.
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