Below is an attachment containing data. These data reflect the number of shipments leaving a distribution center per week. Use these data to answer the following questions. Do not round any values until your final answer.

Period # Actual Demand 1 --635 2 --740 3 --835 4 --926 5 --1004 6 --1074 7 --1125 8 --1196 9 --1257 10-- 1338 11-- 1404 12 --1461 13-- 1531 14 --1609 15 --1659 16 --1741 17 --1807 18 --1863 19 --1925 20 --1997 21 --2066 22 --2127 23 --2185 24 --2263 25 --2330 26 --2252 27 --2398 28 --2533 29 --2598 30 --2670 31 --2727 32 --2890 33 --2844 34 --2925 35 --3002 36 --3054 37 --3134 38 --3200 39 --3257 40 --3335 41 --3391 42 --3467 43 --3533 44 --3575 45 --3662 46 --3734 47 --3791 48 --3861 49 --3877 50 --3977 51 --3971 52 --3824

a)

What is the Naive forecast for week 53?

b)

What is the 4-period simple moving average forecast for week 53?

c)

What is the exponential smoothing forecast for week 53 with alpha=1?

d)

What is the exponential smoothing forecast for week 53 using alpha = 0.8?