pub 506 Data Source: https://www.dhs.gov/immigration-statistics/yearbook/2021 Question 1. Moving Averages (see Example on left, and answer in Exercise Area on right) a) Create a 3-year moving average (in blue shaded area on right) b) Create a 5-year moving average (in blue shaded area on right) c) What do you notice about the difference between the two moving averages? Which is smoother? Which is more or less sensitive to fluctuations in the annual data? Answer here