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 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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  • CreatedJanuary 28, 2015
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