QUESTION 9 The owner of Cypres Recordings investigated the relationship between sales (y) and the amount spent on advertising (x). A random sample of 3 Recordings gives the following information. (x1) = 15, (y1) = 13, x2= 16, y2 - 21, x3 - 30, y3-27 Calculate the correlation coefficient? (Round answer to three decimal places ex. 2.091)