3) The distribution of incomes for first year accountants is normally distributed with a mean of$54,000 and a standard deviation of $4,000. What percent of first year accountants earn:a) More than $50,000?b) Between $46,000 and $58,000?c) Less than $46,000?d) Between $58,000 and $62,000

As per our guidelines we are suppose to answer only three sub parts.Mean()=$54,000Standard…

Answered: 3) The distribution of incomes for…

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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Scores on an aptitude test are normally distributed with a mean of 960 and standard deviation of 120. Use the Cumulative Z-Score Table to answer the following questions. Write your answer rounded to the nearest whole number. If 1,570,000 students take the test.. how many would you expect to score above 1224? students ...how many would you expect to score above 972? students ...how many would you expect to score between 972 and 1224? students
5. Interpret the location (how many standard deviations), direction (above or below the mean), and distance (near or far) of the following z-scores: a) -2.00 b) 1.25 c) 3.50 d) -0.34
Using technology, find the range and standard deviation, round to one decimals place:The table below gives the number of hours spent watching TV last week by a sample of 24 children. 20 39 34 29 48 84 64 25 75 89 40 57 82 43 62 52 49 59 38 87 49 66 95 17 Range = 78 Standard Deviation = 22.6
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In a Normal distribution, the Empirical Rule states that... ["", "", "", "", ""] of the data is within 1 standard deviation of the mean, ["", "", "", "", ""] of the data is within 2 standard deviation of the mean, and ["", "", "", "", ""] of the data is within 3 standard deviation of the mean.
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The average weekly salaries (in dollars) earned by teachers in 1994 are given below for five European countries. Country Weekly Salary France $1,213 Germany $1,752 Greece $824 Ireland $1,101 Italy $1,006 a) What is the range for salaries? b) What is the standard deviation of the salaries
The empirical rule states that, for data having a bell-shaped distribution, the percentage of data values being within one standard deviation of the mean is approximately a. 33%. b. 95%. c. 68%. d. 50%.
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3) The distribution of incomes for first year accountants is normally distributed with a mean of $54,000 and a standard deviation of $4,000. What percent of first year accountants earn: a) More than $50,000? b) Between $46,000 and $58,000? c) Less than $46,000? d) Between $58,000 and $62,000