Suppose data is obtained from 20 pairs of (x, y) and the sample correlation coefficient is 0.88. (a) test the hypothesis that against with . choose your answer in accordance to the item a) of the question statement (b) test the hypothesis that against with . choose your answer in accordance to the item b) of the question statement (c) construct a 95% two-sided confidence interval for the correlation coefficient. round your answer to 3 decimal places. enter your answer; confidence interval, lower bound enter your answer; confidence interval, upper bound