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A professor used data from last semesters statistics class

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Question: A professor used data from last semester's statistics class to create a regression that predicts how students will do on the final exam. The equation is yˆ = 70.2 + 3.2 (X1) - 6(X2), where X1 is the number of hours studied for the exam and X2 is the number of sleep interruptions the night before the exam. What is the predicted score of:

a) a student who studied for 10 hours and had 2 sleep interruptions?

b) a student who studied for 6 hours and had no sleep interruptions?

Reference no: EM13579831

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