Refer to Exercise 3.45.

(a) Make a scatter plot for the cereals made by Kellogg’s.

(b) Calculate r for the cereals made by Kellogg’s.

Do sugar content and carbohydrate content seem to be associated or unrelated?

3.54 Given the following (x, y) values x 0 2 5 4 1 6 y 5 4 4 2 7 2

(a) Make a scatter plot.

(b) Calculate r.