Relationship between Sales and Sales Calls Ava Emma Isabella 50 Madison Emily Number of Systems Sold 40 30 Joshua Y' = 20.526 + 11.579x Jacob r = 0.71 10 O 2 4 5 Number of Sales CallsRory is an owner of a small software company and employs 10 sales staff. Rory sends his staff all over the world consulting, selling and setting up his system. He wants to evaluate his staff in terms of who are the most (and least) productive sales people and also whether more sales calls actually result in more systems being sold. 50, he simply measures the number of sales calls made by each sales person and how many systems they successfully sold. If one employee makes another sales call, you'd expect that this employee will sell ____ more systems. O a) 20.526 0 b) 0.5 O c) 0.71 Q d) 11.579 Relationship between Sales and Sales Calls Ava Emma 6 8 8 8 8 Isabella Emily Madison Number of Systems Sold 30 Joshua Y' = 20.526 + 11.579x Jacob r = 0.71 10 O 2 3 4 5 Number of Sales CallsRory is an owner of a small software company and employs 10 sales staff. Rory sends his staff all over the world consulting, selling and setting up his system. He wants to evaluate his staff in terms of who are the most (and least) productive sales people and also whether more sales calls actually result in more systems being sold. 50, he simply measures the number of sales calls made by each sales person and how many systems they successfully sold. Rory wanted to evaluate his sales staff. 50 he compared Ava's predicted number of sales by Ava's actual number of sales (as shown in the figure presented here). This difference between the actual number of sales and the predicted number of sales is called: 0 a) a regression score 0 b) a residual score 0 c) the correlation coefficient 0 d) the regression coefficient