Chapter 4 Formulas and Vocabulary
- Correlation coefficient, (p. 192).
Definition formula:
Computational formula:
- Positive and negative correlation (p. 196).
- Scatterplot (p. 188)
- Extrapolation (p. 215)
- Prediction error, or residual (p. 214).
- Regression equation (regression line) (p. 210).
- Slope of the regression line (p. 210).
Definition formula:
Computational formula:
- Intercept of the regression line (p. 210).
- Coefficient of determination, (p. 230).
- Least-squares criterion (p. 226)
- SSE, sum of squares error (p. 226).
- Standard error of the estimate, (p. 228).
- SSR, sum of squares regression (p. 230).
Definition formula:
Computational formula:
- SST, total sum of squares (p. 229).
Definition formula:
Computational formula: