Question: please help me understand 4. Correlation, Regression Line Consider a dataset with three observations: (, y) = (1,1), (2.2) and (3,6). From first principles, i.e.

please help me understand please help me understand 4. Correlation, Regression Line Consider a dataset with

4. Correlation, Regression Line Consider a dataset with three observations: (, y) = (1,1), (2.2) and (3,6). From first principles, i.e. using the formulas and showing workings as in notes Appendix 8.A calculate the following. (a) Slope coefficient from least squares regression. 1 (b) Intercept from least squares regression. (c) The residuals for the three observations. (d) R. (e) Covariance between x and y. (f) Correlation between x and y

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