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Between what two values will approximately 68% of the amounts be? Use the other information to reference.

Between what two values will approximately 68% of the amounts be? Use the other information to reference.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Between what two values will approximately 68% of the amounts be? Use the other information to reference.
Lunch break: In a recent survey of 655 working Americans ages 25 - 34, the average weekly amount spent on lunch was $45.84 with standard deviation $3.07. The weekly amounts are approximately bell-shaped. Part 1 of 3 (a) Estimate the percentage of amounts that are between $36.63 and $55.05. Almost all of the amounts fall between $36.63 and $55.05. Part 2 of 3 (b) Estimate the percentage of amounts that are between $39.70 and $51.98. Approximately 95% of the amounts fall between $39.70 and $51.98.
Transcribed Image Text:Lunch break: In a recent survey of 655 working Americans ages 25 - 34, the average weekly amount spent on lunch was $45.84 with standard deviation $3.07. The weekly amounts are approximately bell-shaped. Part 1 of 3 (a) Estimate the percentage of amounts that are between $36.63 and $55.05. Almost all of the amounts fall between $36.63 and $55.05. Part 2 of 3 (b) Estimate the percentage of amounts that are between $39.70 and $51.98. Approximately 95% of the amounts fall between $39.70 and $51.98.
(c) Between what two values will approximately 68% of the amounts be? Approximately 68% of the amounts fall between $ and $
Transcribed Image Text:(c) Between what two values will approximately 68% of the amounts be? Approximately 68% of the amounts fall between $ and $
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