Consider the following table and use the formulas that are given for computing the correlation coefficient. (Give your answer correct to two decimal places.)

Question

x 1 1 0 0 0
y 7 3 5 6 6

r =
n


xy




−


x







y






n


x2





−


x



2


n


y2





−


y



2


(1)

r =
SS(xy)

SS(x) · SS(y)

(2) r =