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The average cost of a smartphone in North America is $518 with a standard deviation of $13. Consider a random sample of 575 smartphones. According to Chebychev's Theorem, at least how many smartphones in the sample have a cost between $453 and $583?

The average cost of a smartphone in North America is $518 with a standard deviation of $13. Consider a random sample of 575 smartphones. According to Chebychev's Theorem, at least how many smartphones in the sample have a cost between $453 and $583?

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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The average cost of a smartphone in North America is $518 with a standard deviation of $13. Consider a random sample of 575 smartphones. According to Chebychev's Theorem, at least how many smartphones in the sample have a cost between $453 and $583? O 511 94% O 552 97%
Transcribed Image Text:The average cost of a smartphone in North America is $518 with a standard deviation of $13. Consider a random sample of 575 smartphones. According to Chebychev's Theorem, at least how many smartphones in the sample have a cost between $453 and $583? O 511 94% O 552 97%
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