1. Directions: Perform what is being asked. Write your answers on the spaces provided. 1. 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 (in Php000s) and sales (in Php000s). Below is the information on advertising expenses and sales for the last nine (9) months of 2019. Month April Advertising 10 Expense Sales Revenue May June 14 12 180 170 190 a. Find the coefficient of correlation. July 9 220 b. Create a scatter diagram based on the data. Aug 13 235 Sept Oct 15 8 208 215 Nov 13 175 Dec 16 250
1. Directions: Perform what is being asked. Write your answers on the spaces provided. 1. 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 (in Php000s) and sales (in Php000s). Below is the information on advertising expenses and sales for the last nine (9) months of 2019. Month April Advertising 10 Expense Sales Revenue May June 14 12 180 170 190 a. Find the coefficient of correlation. July 9 220 b. Create a scatter diagram based on the data. Aug 13 235 Sept Oct 15 8 208 215 Nov 13 175 Dec 16 250
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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Transcribed Image Text:1. Directions: Perform what is being asked. Write your answers on the spaces provided.
1. 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 (in Php000s) and sales (in Php000s). Below is the information on advertising
expenses and sales for the last nine (9) months of 2019.
April
10
180
Month
Advertising
Expense
Sales
Revenue
a. Find the coefficient of correlation.
May June
14
12
170
190
July
9
220
b. Create a scatter diagram based on the data.
Aug
13
235
Sept Oct
15
8
215
208
Nov
13
175
Dec
16
250
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