A linear regression line  y = 80 + 0.2x  is computed to predict the final exam score y on the basis of the first score x on the first test. Suppose Maria scores a 95 on the first test. What would be the predicted value of her score on the final exam? STEP 1: Substitute the value of the first test into the equation of the linear regression line. y = 80 + 0.2       STEP 2: Solve the equation of the linear regression line. y =

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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A linear regression line 

y = 80 + 0.2x

 is computed to predict the final exam score y on the basis of the first score x on the first test. Suppose Maria scores a 95 on the first test. What would be the predicted value of her score on the final exam?

STEP 1: Substitute the value of the first test into the equation of the linear regression line.
y = 80 + 0.2
 
  
 
STEP 2: Solve the equation of the linear regression line.
y = 
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