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4. (20pts) The following data are the monthly salaries y and the grade point averages x for students who obtained a bach
Posted: Wed May 11, 2022 10:46 am
by answerhappygod
- 4 20pts The Following Data Are The Monthly Salaries Y And The Grade Point Averages X For Students Who Obtained A Bach 1 (46.27 KiB) Viewed 45 times
4. (20pts) The following data are the monthly salaries y and the grade point averages x for students who obtained a bachelor's degree in business administration. GPA 2.6 Monthly Salary ($) 3600 3900 3.4 3.6 4300 3.2 3800 3.5 4200 2.9 3900 The estimated regression equation for these data is g = 2090.5 + 581.1x, and MSE=21,284. a. Develop a point estimate of the starting salary for a student with a GPA of 3.0. b. Develop a 95% confidence interval for the mean starting salary for all students with a 3.0 GPA. c. Develop a 95% prediction interval for Ryan Dailey, a student with a GPA of 3.0. d. Discuss the differences in your answers to parts (b) and (c).