Assignment 11 and question 2 part a and b

Question 2, 16.2.2 HW Score: F Part 1 of 2 Points Consider a twenty-one-year moving average used to smooth a time series that was first recorded in 1913. a. Which year serves as the first centered value in the smoothed series? b. How many years of values in the series are lost when computing all the twenty-one-year moving averages? . . . a. The year that serves as the first centered value in the smoothed series is