4.A company pays its employees an average wage of $3.25 an hour with a standard deviation of 60 cents.If the wages are approximately normally distributed, determine the following:a proportion of the workers getting wages between $2.75 and $3.69 an hour;b.minimum wage of the highest 5%.↑

Answered: A company pays its employees an average…

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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Fill in missing values in the following statements. The distribution of scores on the test written by a large group of students is skewed with the mean of 55 points and standard deviation of 5 points. Fill in missing values in the following statements. a. According to Tchebysheff's Theorem, at least 75% of scores will fall into the interval between points and points. b. At least c. At most d. At most percent of scores fall between 40 points and 70 points. percent of scores are smaller than 40 points or larger than 70 points. percent of scores are smaller than 40 points. berm
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. According to the standard deviation rule, almost 2.5% of the students spent more than what amount of money on textbooks in a semester? A. O $195 B. $215 C. $235 D. $275 E. $295
Suppose the monthly salary of persons living in a community is normally distributed with mean $2000 and standard deviation of $500. Between what range would you find approximately 95% of persons in this community earning? Select one: a. $1500-2000 b. $1000-$2000 c. $1500-2500 d. $1000-$3000
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Human body temperatures for healthy individuals have approximately a normal distribution with mean 98.25 °F and standard deviation .75 °F. (The past accepted value of 98.6 Fahrenheit was obtained by converting the Celsius value of 370, which is correct to the nearest integer.) a. Find the 90th percentile of the distribution. b. Find the 5th percentile of the distribution. c. What temperature separates the coolest 25% from the others?
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A company pays its employees an average wage of $3.25 an hour with a standard deviation of 60 cents. 4. If the wages are approximately normally distributed, determine the following: a proportion of the workers getting wages between $2.75 and $3.69 an hour; b. minimum wage of the highest 5%.