Regarding analysis of residuals, decide in each case which assumption for regression inferences may be violated. a. The plot of the residuals against the predicted values shows curvature. b. A plot of the residuals against a predictor variable becomes narrower as the predictor variable values increase. c. A normal probability plot of the residuals shows curvature.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 6SGR
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Regarding analysis of residuals, decide in each case which assumption for regression inferences may be violated.

a. The plot of the residuals against the predicted values shows curvature.

b. A plot of the residuals against a predictor variable becomes narrower as the predictor variable values increase.

c. A normal probability plot of the residuals shows curvature.

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