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In: Statistics and Probability

3. The following data show the average Home Price Index over a​six-quarter period. Quarter   Price Q1...

3. The following data show the average Home Price Index over a​six-quarter period.

Quarter   Price
Q1 2017   185.9
Q2 2017   190.1
Q3 2017   196.1
Q4 2017   196.1
Q1 2018   198.3
Q2 2018   203.7

a. Forecast the price index for Q3 2018 using a​ two-period simple moving average. (Round to two decimal places as​needed.)

b. Calculate the MAD for the forecast in part a. ​(Round to two decimal places as​ needed.)

c. Forecast the price index for Q3 2018 using a​ three-period simple moving average. (Round to two decimal places as​needed.)

d. Calculate the MAD for the forecast in part c. ​(Round to two decimal places as​ needed.)

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