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 a. develop an estimated regression equation showing how total points earned is related to hours spent studying. b. test the significance of the model with alpha = .05. c. predict the total points earned by Mark Sweeney. He spent 78 hours studying. d. develop a 95% prediction interval for the total points earned by Mark Sweeney