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Basic Question 1 of 5

For a data collection of x and y scores, if one data point is (30, 40) and the linear regression equation is y = -1.5x + 70 the residual for x = 30 is ______.

A. 30
B. 40
C. 15
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User Contributed Comments 1

User Comment
danlan residual = real y-calculated y
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You have a wonderful website and definitely should take some credit for your members' outstanding grades.
Colin Sampaleanu

Colin Sampaleanu

Learning Outcome Statements

calculate and interpret the predicted value for the dependent variable, and a prediction interval for it, given an estimated linear regression model and a value for the independent variable

CFA® 2026 Level I Curriculum, Volume 1, Module 10.