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Pickseason online store in ShopLaz is having problems with their sales trend this past few months. The owner of the store wants to determine if there is a relationship between their ads budget and sales per week. A sample of 10 weeks worth of data are indicated below. Given the table below, compute for the sample correlation coefficient. b. At 95% level of confidence, is there enough evidence to say that there is linear relationship between the budget the store put in ads and their sales per week? c. Compute for bo and b1. 3. а.

Pickseason online store in ShopLaz is having problems with their sales trend this past few months. The owner of the store wants to determine if there is a relationship between their ads budget and sales per week. A sample of 10 weeks worth of data are indicated below. Given the table below, compute for the sample correlation coefficient. b. At 95% level of confidence, is there enough evidence to say that there is linear relationship between the budget the store put in ads and their sales per week? c. Compute for bo and b1. 3. а.

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
Section10.4: Distributions Of Data
Problem 19PFA
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3. Pickseason online store in ShopLaz is having problems with their sales trend this past few months. The owner of the store wants to determine if there is a relationship between their ads budget and sales per week. A sample of 10 weeks worth of data are indicated below. Given the table below, compute for the sample correlation coefficient. b. At 95% level of confidence, is there enough evidence to say that there is linear relationship between the budget the store put in ads and their sales per week? c. Compute for bo and b1. d. At 95% level of confidence, is there enough evidence to say that there will be at least 1% increase in the sales for an every peso increase in the ads budget? At 95% level of confidence, is there enough evidence to say that there will be no sales for a week if the store have no budget for the ads? a. е. f. Compute for the R? Week Ads Budget Sales
Transcribed Image Text:3. Pickseason online store in ShopLaz is having problems with their sales trend this past few months. The owner of the store wants to determine if there is a relationship between their ads budget and sales per week. A sample of 10 weeks worth of data are indicated below. Given the table below, compute for the sample correlation coefficient. b. At 95% level of confidence, is there enough evidence to say that there is linear relationship between the budget the store put in ads and their sales per week? c. Compute for bo and b1. d. At 95% level of confidence, is there enough evidence to say that there will be at least 1% increase in the sales for an every peso increase in the ads budget? At 95% level of confidence, is there enough evidence to say that there will be no sales for a week if the store have no budget for the ads? a. е. f. Compute for the R? Week Ads Budget Sales
1 600 400809 2 200 268382 3 450 273899 4 399 150399 5 259 100203 780 500389 7 980 560000 8 1000 374890 9. 3000 750000 10 270 50000
Transcribed Image Text:1 600 400809 2 200 268382 3 450 273899 4 399 150399 5 259 100203 780 500389 7 980 560000 8 1000 374890 9. 3000 750000 10 270 50000
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