Business, 27.06.2020 06:01 yofavvmk

You have been asked to determine how much tutoring increases performance on the final exam. To answer this question, you have randomly selected 4 students from the class and randomly assigned them to receive different levels of tutoring per week. Name Hours of Tutoring Per Week Final Exam Score
Sandra 0 70
John 1 75
Sally 2 85
Juan 4 90
a. Estimate the parameters from the following regression model:
EXCM - B - B hours+u
b. If assumptions 1-4 are met what is the return to studying?
c. If assumptions 1-4 hold what would you expect a student to get in the exam if she studied 3.5 hours?
d. If assumptions 1-4 hold what would you expect someone who did not study at all to get on the exam?

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