# Question: What can you say about SSE SSR and the utility

What can you say about SSE, SSR, and the utility of the regression equation for making predictions if

a. r2 = 1?

b. r2 = 0?

a. r2 = 1?

b. r2 = 0?

## Relevant Questions

As we noted, because of the regression identity, we can express the coefficient of determination in terms of the total sum of squares and the error sum of squares as r2 = 1 − SSE/SST. a. Explain why this formula shows that ...a. Definition 4.7 on page 171. b. Formula 4.3 on page 171. Compare your answers in parts (a) and (b). Following are the age and price data for Corvettes from Exercises 4.51 and 4.89. a. Obtain the linear correlation coefficient. b. Interpret the value of r in terms of the linear relationship between the two variables in ...Consider the following set of data points. a. Compute the linear correlation coefficient, r. b. Can you conclude from your answer in part (a) that the variables x and y are linearly related? Explain your answer. c. Draw a ...The data for estriol levels of pregnant women and birth weights of their children from Exercise 4.105 are on the WeissStats CD. a. Decide whether use of the linear correlation coefficient as a descriptive measure for the ...Post your question