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SJS Company has been selling to retail customers in the Metro Manila area. It advertises extensively on radio, print ads, and the Internet. The owner would like to review the relationship between the amount spent on advertising expenses and sales. Below is the information on advertising expenses and sales for the last 9 months of 2019. Month April Advertising 10 Expense Sales 180 Revenue May 14 170 June 12 190 a. Find the coefficient of correlation. July Aug 9 13 220 235 b. Create a scatter diagram based on the data. Sept 15 208 Oct 8 215 Nov 13 175 Dec 16 250

SJS Company has been selling to retail customers in the Metro Manila area. It advertises extensively on radio, print ads, and the Internet. The owner would like to review the relationship between the amount spent on advertising expenses and sales. Below is the information on advertising expenses and sales for the last 9 months of 2019. Month April Advertising 10 Expense Sales 180 Revenue May 14 170 June 12 190 a. Find the coefficient of correlation. July Aug 9 13 220 235 b. Create a scatter diagram based on the data. Sept 15 208 Oct 8 215 Nov 13 175 Dec 16 250

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 27PPS
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SJS Company has been selling to retail customers in the Metro Manila area. It advertises extensively on radio, print ads, and the Internet. The owner would like to review the relationship between the amount spent on advertising expenses and sales. Below is the information on advertising expenses and sales for the last 9 months of 2019. Month Advertising Expense Sales Revenue April May June July Aug 10 14 12 9 13 180 170 190 220 235 a. Find the coefficient of correlation. b. Create a scatter diagram based on the data. Sept 15 208 Oct 8 215 Nov 13 175 Dec 16 250
Transcribed Image Text:SJS Company has been selling to retail customers in the Metro Manila area. It advertises extensively on radio, print ads, and the Internet. The owner would like to review the relationship between the amount spent on advertising expenses and sales. Below is the information on advertising expenses and sales for the last 9 months of 2019. Month Advertising Expense Sales Revenue April May June July Aug 10 14 12 9 13 180 170 190 220 235 a. Find the coefficient of correlation. b. Create a scatter diagram based on the data. Sept 15 208 Oct 8 215 Nov 13 175 Dec 16 250
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