9. Simple Linear Regression: Simple Linear Regression
Assessing the Quality of a Regression Model
Consider the regression equation #\hat{Y}=18.5-3.0X# and the following data points:
- #(4, 5)#
- #(2, 20)#
- #(3, 8)#
- #(1, 11)#
| #X_i# | #Y_i# | #\hat{Y}_i# | #e_i# |
| #4# | #5# | ||
| #2# | #20# | ||
| #3# | #8# | ||
| #1# | #11# |
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