(Answered) Question the director of graduate admissions at a large

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Question: The director of graduate admissions at a large university is analyzing the relationship between scores on the math portion of the Graduate Record Examination (GRE) and subsequent performance in graduate school, as measured by a student's grade point average (GPA). She uses a sample of 8 students who graduated within the past five years. The data are as follows:

a. Construct a scatterplot placing "GRE" on the horizontal axis.

b. Find the sample regression equation for the model: GPA = β₀ + β₁ GRE + ε.

c. What is a student's predicted GPA if he /she scored 710 on the math portion of the GRE?

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