Maria also wants to study the relationship between the weight of puppies at birth and their adult weight Part C: Preform a linear regression and interpret the results.

a. Use a calculator to preform a linear registration. Round the values your calculator gives you for a and b to the nearest hundredth (2 points)

y= ___x +

b. What is the slope of the regression equation? What does this mean in terms of the birth weight and adult weight ?

c. What is the value of the correlation coefficient?

d. describe the correlation in terms of strength( weak or strong) and direction( positive or negative)