tion 3 A variety of summary statistics were collected for a small sample (5) of bivariate data, where the dependent variable was y and an independent variable was x: EE = 20, Ey = 60, Exy = 273 , = 100, Ey? = 800 and n= 5. Using these sums, The correlation coefficient (r) is : vet rered ced out of ag question Select one: O a. - 0.825. O b. 0.526. O c. 0.825. O d. - 0.921.