MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Salaries for teachers in a particular elementary school district are normally distributed with a mean of $43,000 and a standard deviation of $5,600. We
randomly survey ten teachers from that district. (Round your answers to the nearest dollar.)
(a) Find the 90th percentile for an individual teacher's salary.
$50.224 X
(b) Find the 90th percentile for the average teacher's salary.
$ 45.3
X
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Transcribed Image Text:Salaries for teachers in a particular elementary school district are normally distributed with a mean of $43,000 and a standard deviation of $5,600. We randomly survey ten teachers from that district. (Round your answers to the nearest dollar.) (a) Find the 90th percentile for an individual teacher's salary. $50.224 X (b) Find the 90th percentile for the average teacher's salary. $ 45.3 X Additional Materials Reading
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