Determine the estimated exam grade

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Reference no: EM132970559

Suppose Hours Studied (X): 3 5 4 4 2 3 we wish to investigate the relationship between the number of hours that a student studies for an exam and the grade for that exam. The following table shows sample data from six students:

Exam Grade (Y): 86 95 92 83 68 82

a. Set up a scatter diagram for these data with Hours Studied as the Independent variable and comment on the relationship between the two variables.

b. State the least squares regression equation.

c. Determine the estimated exam grade for a student who studied three hours.

d. State the coefficient of determination and interpret this statistical measure.

Reference no: EM132970559

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