Question 8 (3 points) For the customer forecast data in questions 4-7, which of the following is true based on the MAD's? The two period simple moving average method is better than the two period weighted moving average method, The two period weighted moving average method is better than the two period simple moving average method. Question 9 (3 points) The following data represent the end of month stock price of Instagram rounded to the nearest dollar from April 2020 to December 2020, Price Month Period Question 8 (3 points) For the customer forecast data in questions 4-7, which of the following is true based on the MAD's? The two period simple moving average method is better than the two period weighted moving average method, The two period weighted moving average method is better than the two period simple moving average method. Question 9 (3 points) The following data represent the end of month stock price of Instagram rounded to the nearest dollar from April 2020 to December 2020, Price Month Period