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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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I was very pleased with your notes and question bank. I especially like the mock exams because it helped to pull everything together.
Martin Rockenfeldt

Martin Rockenfeldt

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® 2025 Level I Curriculum, Volume 1, Module 10.