Example 15.1: Copier sales company sells copiers to businesses of all sizes throughout the country. Mr. XX was recently promoted to the position of national sales manager. At the upcoming sales meeting, the sales representatives from all over the country will be in attendance. He would like to impress upon them the importance of making extra sales calls each day. He decides to gather some information on the relationship between the number of sales calls and the number of copiers sold. He selects a random sample of 10 sales representatives and detemines the number of sales calls they made last month and the number of copiers they sold. Find the coefficient of correlation. Sales Representative Calls, X Sales, Y 30 First one 20 Second one Third one 40 60 20 40 Fourth one 30 60 Fifth one 10 30 Sixth one 10 40 Seventh one 20 40 Eighth one Ninth one 20 50 20 30 Tenth one 30 70
Example 15.1: Copier sales company sells copiers to businesses of all sizes throughout the country. Mr. XX was recently promoted to the position of national sales manager. At the upcoming sales meeting, the sales representatives from all over the country will be in attendance. He would like to impress upon them the importance of making extra sales calls each day. He decides to gather some information on the relationship between the number of sales calls and the number of copiers sold. He selects a random sample of 10 sales representatives and detemines the number of sales calls they made last month and the number of copiers they sold. Find the coefficient of correlation. Sales Representative Calls, X Sales, Y 30 First one 20 Second one Third one 40 60 20 40 Fourth one 30 60 Fifth one 10 30 Sixth one 10 40 Seventh one 20 40 Eighth one Ninth one 20 50 20 30 Tenth one 30 70
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
I need the answer quickly
![Example 15.1: Copier sales company sells copiers to businesses of all sizes throughout the country.
Mr. XX was recently promoted to the position of national sales manager. At the upcoming sales
meeting, the sales representatives from all over the country will be in attendance. He would like to
impress upon them the importance of making extra sales calls each day. He decides to gather some
information on the relationship between the number of sales calls and the number of copiers sold.
He selects a random sample of 10 sales representatives and detemines the number of sales calls
they made last month and the number of copiers they sold. Find the coefficient of correlation.
Sales Representative
First one
Calls, X
Sales, Y
20
30
Second one
40
60
Third one
20
40
Fourth one
30
60
Fifth one
10
30
Sixth one
10
40
Seventh one
20
40
Eighth one
20
50
Ninth one
20
30
Tenth one
30
70](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F203bde0b-71b6-4da7-9a21-ee9e46917aa7%2Fbcd29c7c-ed23-4452-ae24-034559ad73bb%2Fqycnl07_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Example 15.1: Copier sales company sells copiers to businesses of all sizes throughout the country.
Mr. XX was recently promoted to the position of national sales manager. At the upcoming sales
meeting, the sales representatives from all over the country will be in attendance. He would like to
impress upon them the importance of making extra sales calls each day. He decides to gather some
information on the relationship between the number of sales calls and the number of copiers sold.
He selects a random sample of 10 sales representatives and detemines the number of sales calls
they made last month and the number of copiers they sold. Find the coefficient of correlation.
Sales Representative
First one
Calls, X
Sales, Y
20
30
Second one
40
60
Third one
20
40
Fourth one
30
60
Fifth one
10
30
Sixth one
10
40
Seventh one
20
40
Eighth one
20
50
Ninth one
20
30
Tenth one
30
70
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