(Q1) What is the forecast for May, June and July based on a 3-month weighted mov
ID: 3248039 • Letter: #
Question
(Q1) What is the forecast for May, June and July based on a 3-month weighted moving average applied to the following past demand data and using the weights: 5, 4, and 3 (greatest weight is to the most recent data point)? Use the bottom of the page to show your computations for May through July for partial credit.
Month
Demand
Forecast
January
80
February
83
March
87
April
93
83.91
May
97
June
99
July
Note that you are working with months, so the weights are 5, 4 and 3 parts of 12. April’s Forecast is given as a guide.
(Q2) Below you are given the first four values of a time series and a forecast for period 4. Time Period. 1,2,3,4,5 Time Series Value 18,22,30,31 Forecast 3PMA 23.33
Using a 3-period moving average, the forecasted value for period 5 is
(Q3) 27-30) The prices for a kilowatt hour of electricity for the years 2010 through 2013 are given below.
Year
Price/KWH
2010
$.035
2011
.039
2012
.040
2013
.041
Determine the price relatives for the years 2010 through 2013. Let 2010 be the base.
Year
Price Relative
2010
2011
2012
2013
Month
Demand
Forecast
January
80
February
83
March
87
April
93
83.91
May
97
June
99
July
Explanation / Answer
Q>1
Q. 2
Q.3
Month Demand Forecast January 80 February 83 March 87 April 93 83.91 May 97 88.5 June 99 93.1667 July 96.8333Related Questions
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