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# Solved: Average Weekly Earnings The average weekly

ISBN: 9780073534978 253

## Solution for problem 22 Chapter 3-3

Elementary Statistics: A Step by Step Approach | 7th Edition

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Elementary Statistics: A Step by Step Approach | 7th Edition

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Problem 22

Average Weekly Earnings The average weekly earnings in dollars for various industries are listed below. Find the percentile rank of each value. 804 736 659 489 777 623 597 524 228

Step-by-Step Solution:
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#data anlysis for using weighted linear regression x=c(2,2.4,3.1,3.5,6.4,6.1,7,11.5,10.9,12.2,12.6) y=c(10.1,11.4,24.2,26.5,66.8,53.8,71.1,132.7,108,126.2,140.7) data=data.frame(x,y) m1=lm(y~x,data) plot(x,y) #from the plot, I will divide the data according to x values 2-4, 6-8, >9 group1=data[1:4,] group2=data[5:7,] group3=data[8:11,] a=c(mean(group1[,1]),var(resid(m1)[1:4]),mean(group2[,1]),var(resid(m1)[5:7]),mean(group3[,1]),var(re...

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##### ISBN: 9780073534978

Elementary Statistics: A Step by Step Approach was written by and is associated to the ISBN: 9780073534978. The answer to “Average Weekly Earnings The average weekly earnings in dollars for various industries are listed below. Find the percentile rank of each value. 804 736 659 489 777 623 597 524 228” is broken down into a number of easy to follow steps, and 31 words. The full step-by-step solution to problem: 22 from chapter: 3-3 was answered by , our top Statistics solution expert on 01/18/18, 04:47PM. This textbook survival guide was created for the textbook: Elementary Statistics: A Step by Step Approach, edition: 7. This full solution covers the following key subjects: . This expansive textbook survival guide covers 70 chapters, and 2433 solutions. Since the solution to 22 from 3-3 chapter was answered, more than 229 students have viewed the full step-by-step answer.

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