A marketing professor at UTRGV is interested in the relationship between hours spent studying and total...
A marketing professor at UTRGV is interested in the relationship between hours spent studying and total points earned in a course. The following is the data collected from 8 students. Please collect data for another 2 students and answer the questions based on the dataset including 10 students.
|
Hours Spent Studying |
Total Points Earned |
|
45 |
40 |
|
30 |
35 |
|
90 |
75 |
|
60 |
65 |
|
105 |
90 |
|
65 |
50 |
|
90 |
90 |
|
80 |
80 |
|
75 |
85 |
|
50 |
55 |
- develop an estimated regression equation showing how total points earned is related to hours spent studying.
- test the significance of the model with alpha = .05.
- predict the total points earned by Mark Sweeney. He spent 78 hours studying.
- develop a 95% prediction interval for the total points earned by Mark Sweeney.
Homework Answers
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