Question 4 The Apparel Co. Ltd. has been using television advertisements to advertise r pew clothing line for the past 12 months. The sales manager wants to hoes the effect of these advertisements on sales for the last 12 months. You ds consider sales amount as the dependent variable and the number of advertisements as the independent variable. The sales amount (in '000) and the number of advertisements are shown below. Monthly Sales and Advertising at The Apparel Co. Ltd Month No of Advertisements Amount in sales in '000 19 60 23 78 3 30 69 24 20 26 34 4 71 83 9. 74 99 100 7. 8. 36 9. 25 64 10 31 98 11 27 81 12 27 77 Using excel, complete the following tasks: Note: Summit a copy of the regression output with your answer. a) Show the above data on a scatter plot and include the regression line. Label the graph and line completely ( b) What is the average sales across all months of advertising?( c) Identify r-squared on the regression output and interpret what it means in this scenario. the 05% interval for B 120
Question 4 The Apparel Co. Ltd. has been using television advertisements to advertise r pew clothing line for the past 12 months. The sales manager wants to hoes the effect of these advertisements on sales for the last 12 months. You ds consider sales amount as the dependent variable and the number of advertisements as the independent variable. The sales amount (in '000) and the number of advertisements are shown below. Monthly Sales and Advertising at The Apparel Co. Ltd Month No of Advertisements Amount in sales in '000 19 60 23 78 3 30 69 24 20 26 34 4 71 83 9. 74 99 100 7. 8. 36 9. 25 64 10 31 98 11 27 81 12 27 77 Using excel, complete the following tasks: Note: Summit a copy of the regression output with your answer. a) Show the above data on a scatter plot and include the regression line. Label the graph and line completely ( b) What is the average sales across all months of advertising?( c) Identify r-squared on the regression output and interpret what it means in this scenario. the 05% interval for B 120
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 4SGR
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