Answer Happy

Question 16 16-22 Given the Advertising spend and sales below Case Ad cost Sales 0.909 0.9534 Find the correlation between ad spend and sales 1 2 3 4 5 6 7 8 9 10 11 12 45 55 47 75 90 100 Question 17 O Sales The dependent variable is None Both Sales and AdSpend AdSpend 15 25 17 34 41 47 50 46 37 22 20 30 2 pts 100 95 88 50 45 88 2 pts
Question 18 Computing for the linear regression estimates, the slope is 0.9534 0.5118 0.512 01.7761 Question 19 The Y-Intercept is -5,446 1 O 0.9534 O 16.3311 Question 20 The critical region for testing the significance of the regression equation is 4.96 4.00 241.88 4.10 2 pts 2 pts 2 pts
Question 21 Significant test for regression equation means: O AdSpend can predict sales There is a high correlation between Adspend and Sales O Scatter plot of AdSpend and sales fall close to a line O All of these Question 22 The estimated Sales if AdSpend is 80 is 35.497 O 17.583 20.140 O 39.591