12.5 points QUESTION 6 What would be the upper bound of the 95% confidence prediction interval for the following returns: HINT: First calculate the standard deviation Date Return 11/01/2018 2.29% 11/14/2018 2.22% 12/01/2018 -4.41% 12/14/2018 7.44% NOTE: Enter the PERCENTAGE number rounding to two decimals. If your decimal answer is 0.034576, your answer must be 3.46. DO NOT USE the % sign