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weekly salary paid to employees of a small company that supplies part-time laborers averages $850 with a standard deviation of $450. The (a) If the weekly salaries are normally distributed, estimate the fraction of employees that make more than $400 per week. (b) If every employee receives a year-end bonus that adds $100 to the paycheck in the final week, how does this change the normal model for that week? (c) If every employee receives a 5% salary increase for the next year, how does the normal model change? (d) If the lowest salary is $400 and the median salary is $625, does a normal model appear appropriate? (a) If the weekly salaries are normally distributed, the fraction of employees that make more than $400 per week is approximately 0.8413 (Type an integer or a fraction.)

weekly salary paid to employees of a small company that supplies part-time laborers averages $850 with a standard deviation of $450. The (a) If the weekly salaries are normally distributed, estimate the fraction of employees that make more than $400 per week. (b) If every employee receives a year-end bonus that adds $100 to the paycheck in the final week, how does this change the normal model for that week? (c) If every employee receives a 5% salary increase for the next year, how does the normal model change? (d) If the lowest salary is $400 and the median salary is $625, does a normal model appear appropriate? (a) If the weekly salaries are normally distributed, the fraction of employees that make more than $400 per week is approximately 0.8413 (Type an integer or a fraction.)

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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weekly salary paid to employees of a small company that supplies part-time laborers averages $850 with a standard deviation of $450. The (a) If the weekly salaries are normally distributed, estimate the fraction of employees that make more than $400 per week. (b) If every employee receives a year-end bonus that adds $100 to the paycheck in the final week, how does this change the normal model for that week? (c) If every employee receives a 5% salary increase for the next year, how does the normal model change? (d) If the lowest salary is $400 and the median salary is $625, does a normal model appear appropriate? (a) If the weekly salaries are normally distributed, the fraction of employees that make more than $400 per week is approximately 0.8413 (Type an integer or a fraction.)
Transcribed Image Text:weekly salary paid to employees of a small company that supplies part-time laborers averages $850 with a standard deviation of $450. The (a) If the weekly salaries are normally distributed, estimate the fraction of employees that make more than $400 per week. (b) If every employee receives a year-end bonus that adds $100 to the paycheck in the final week, how does this change the normal model for that week? (c) If every employee receives a 5% salary increase for the next year, how does the normal model change? (d) If the lowest salary is $400 and the median salary is $625, does a normal model appear appropriate? (a) If the weekly salaries are normally distributed, the fraction of employees that make more than $400 per week is approximately 0.8413 (Type an integer or a fraction.)
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