Consider the following regression analysis for predicting sales per week from intelligence and extroversion scores:

What is a 90% confidence interval for the average sales per week for all people with an intelligence score of 103 and an extroversion score of 19?
A) (2594.34, 3176.91)
B) (2609.35, 2960.72)
C) (2181.25, 3388.83)
D) (3072.19, 3687.78)

Question

Consider the following regression analysis for predicting sales per week from intelligence and extroversion scores: ​

What is a 90% confidence interval for the average sales per week for all people with an intelligence score of 103 and an extroversion score of 19?
A) (2594.34, 3176.91) 
B) (2609.35, 2960.72) 
C) (2181.25, 3388.83) 
D) (3072.19, 3687.78)

Quizplus · Accepted Answer

The Answer of Consider the following regression analysis for predicting sales per week from intelligence and extroversion scores: ​

What is a 90% confidence interval for the average sales per week for all people with an intelligence score of 103 and an extroversion score of 19?
A) (2594.34, 3176.91) 
B) (2609.35, 2960.72) 
C) (2181.25, 3388.83) 
D) (3072.19, 3687.78)

Consider the Following Regression Analysis for Predicting Sales Per Week