Given are data for two variables, x and y.

a. Develop an estimated regression equation for these data.
b. Compute the residuals.
c. Develop a plot of the residuals against the independent variable x. Do the assumptions about the error terms seem to be satisfied?
d. Compute the standardized residuals.
e. Develop a plot of the standardized residuals against Ŷ. What conclusions can you draw from this plot?

Transcribed Image Text:

x₁ 6 6 Yi y₁ 6 6 11 8 15 12 18 20 20 30