According to the regression equation, for a student who gets 85 on the midterm (one standard deviation above average) what is the predicted final exam grade?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
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• In a political science class, the teacher gives a midterm exam and a final. The association between
midterm and final scores is linear. The summary statistics are shown below.
Midterm Mean=75, Midterm Standard Deviation=10
Final Mean=75, Final Standard Deviation=10 r=0.8
According to the regression equation, for a student who gets 85 on the midterm (one standard
deviation above average) what is the predicted final exam grade?
83
85
70
75
Transcribed Image Text:• In a political science class, the teacher gives a midterm exam and a final. The association between midterm and final scores is linear. The summary statistics are shown below. Midterm Mean=75, Midterm Standard Deviation=10 Final Mean=75, Final Standard Deviation=10 r=0.8 According to the regression equation, for a student who gets 85 on the midterm (one standard deviation above average) what is the predicted final exam grade? 83 85 70 75
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