In a bakery, a sample of 19 days was taken to study the daily sales. It was found that the mean daily sales are 149 with a sample standard deviation is 84 The 98 percent upper confidence limit for the population mean a daily sale would be? (Round answer to two decimal places ex. 2.09) 3 points QUESTION 3 The owner of Cypres Recordings investigated the relationship between sales (y) and the amount spent on advertising (x) Arandom sample of 3 Recordings gives the following information (x1) 17. ty1)-28, x2-14 y2 13. x3 36, y3-30 Calculate the correlation coefficient? (Round answer to this decimal places ex. 2.091) 3 poin