The mean playing time for a large collection of compact discs is 34 minutes, and the standard deviation is 6 minutes. What value (in minutes) is 1 standard deviation above the mean? One standard deviation below the mean? What values are 2 standard deviations away from the mean?
The mean playing time for a large collection of compact discs is 34 minutes, and the standard deviation is 6 minutes. What value (in minutes) is 1 standard deviation above the mean? One standard deviation below the mean? What values are 2 standard deviations away from the mean?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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What value (in minutes) is 1 standard deviation above the mean? One standard deviation below the mean? What values are 2 standard deviations away from the mean?
1 standard deviation above the mean
1 standard deviation below the mean
2 standard deviations above the mean
2 standard deviations below the mean
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And from this solution, what percentage of times are between 22 & 46 minutes? What percentage is less than 16min or greater than 52min? And what percent is less than 16 min?
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