postillan4

2020-12-29

Regarding analysis of residuals, decide in each case which assumption for regression inferences may be violated. a. A residual plot-that is, a plot of the residuals against the observed values of the predictor variable-shows curvature. b. A residual plot becomes wider with increasing values of the predictor variable. c. A normal probability plot of the residuals shows extreme curvature. d. A normal probability plot of the residuals shows outliers but is otherwise roughly linear.

avortarF

Skilled2020-12-30Added 113 answers

a) Population regression line
b) Equal standart deviation
c) Normal populations
d) Normal populations