A sales manager for an advertising agency believes that there is a relationship between the number of contacts that a sales person makes and the amount of the sales dollars earned. A regression analysis shows the following results: = 33.4. = 2814.4.
The 95% prediction interval for a particular person making 30 calls is
A) 55.8, 51.5
B) 51.4, 55.9
C) 46.7, 60.6
D) 31.1, 76.2

Question

A sales manager for an advertising agency believes that there is a relationship between the number of contacts that a sales person makes and the amount of the sales dollars earned. A regression analysis shows the following results:    = 33.4.  = 2814.4.
The 95% prediction interval for a particular person making 30 calls is
A) 55.8, 51.5 
B) 51.4, 55.9 
C) 46.7, 60.6 
D) 31.1, 76.2

Quizplus · Accepted Answer

The Answer of A sales manager for an advertising agency believes that there is a relationship between the number of contacts that a sales person makes and the amount of the sales dollars earned. A regression analysis shows the following results:    = 33.4.  = 2814.4.
The 95% prediction interval for a particular person making 30 calls is
A) 55.8, 51.5 
B) 51.4, 55.9 
C) 46.7, 60.6 
D) 31.1, 76.2

A Sales Manager for an Advertising Agency Believes That There