The director of graduate admissions at a large university is analyzing the relationship between scores on the
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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:
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a. Construct a scatter plot placing GRE on the horizontal axis.
b. Find the sample regression equation for the model:
GPA = β0 + β1 GRE + .
c. What is a student’s predicted GPA if he/she scored 710 on the math portion of theGRE?
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a b The sample regression eq...View the full answer
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