1. Find the Least Squares Regression Line for the following data:

(0,1), (2,5), (7,2), (15,14), (9,8), (13,12), (8,11)

4. Classify the type of region given below. Then calculate the volume of the solid bounded by the given region and the specified function.

: the area enclosed by the functions = 2 and = 2; (, ) = 2 +