A regression has total variation in y equal to 200 and residual sum of squares equal to 50.
Compute r-squared.
- A
0.50
- B
0.25
- Ccheck_circle
0.75
- D
0.40
Explanation
r-squared = 1 - SSE/SST = 1 - 50/200 = 0.75.
Least Squares Regression
AP Statistics· difficulty 3/5
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