Homework for FORECASTING Problem Solving The Katonah Family Markets, operators of 5 supermarkets in Westchester County, approached Iona University's LaPenta School of Business to offer an Internship to an undergraduate business senior with the possibility of it becoming a full-time position. The purpose of the internship is to help the Chain forecast its demand for ALL (HE) Laundry Detergent. ALL (HE) is required for new high technology washing machines that cannot tolerate significant foaming so it is not a mainstream product and the Chain is having difficulty in carrying it on the shelves so it has lost some of its customers to other supermarket chains. ALL (HE) comes in two sizes namely 20 washes and 49 washes (used to be 26 and 56 before Pandemic Shrinkflation!). Below you will find the sales data for this product by size: Actual 20 Washes Forecast Period August 2021 September 2021 October 2021 November 2021 December 2021 January 2022 February 2022 March 2022 April 2022 May 2022 June 2022 July 2022 August 2022 September 2022 October 2022 12 Na 00 9 9 8 11 14 8 12 11 14 8 10 13 11 ?? 11 Actual 49 Washes Forecast FHON M&Ne 4 1 0 2 3 4 2 2 4 4 3 1 3 3 ?? 2 Exponential Smoothing- (Excel-OM) Use the actual and forecast data presented to you in the homework problem to calculate the February Forecast with Exponential Smoothing as a function of Alpha starting at a = 0.1 and, increasing a by 0.1 units, ending with a=0.9. Tabulate your results and then present them as a graph with a as the x-axis and the Forecasts as the y-axis. If the Actual for February turns out to be 18, which a value or values would be best to use? Type a short explanation of your decision on your spreadsheet.

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Homework for FORECASTING Problem Solving
The Katonah Family Markets, operators of 5 supermarkets in Westchester County, approached lona
University's LaPenta School of Business to offer an Internship to an undergraduate business senior with
the possibility of it becoming a full-time position. The purpose of the internship is to help the Chain
forecast its demand for ALL (HE) Laundry Detergent. ALL (HE) is required for new high technology
washing machines that cannot tolerate significant foaming so it is not a mainstream product and the
Chain is having difficulty in carrying it on the shelves so it has lost some of its customers to other
supermarket chains.
ALL (HE) comes in two sizes namely 20 washes and 49 washes (used to be 26 and 56 before Pandemic
Shrinkflation!). Below you will find the sales data for this product by size:
Actual 20 Washes Forecast
Actual 49 Washes Forecast
Period
August 2021
September 2021
October 2021
November 2021
December 2021
January 2022
February 2022
March 2022
April 2022
May 2022
June 2022
July 2022
August 2022
September 2022
October 2022
12
9
9
8
11
14
8
12
11
14
8
10
13
11
??
11
4
1
0
2
3
4
2
2
4
4
3
1
3
3
??
Exponential Smoothing- (Excel-OM)
Use the actual and forecast data presented to you in the homework problem to calculate the
February Forecast with Exponential Smoothing as a function of Alpha starting at a = 0.1 and, increasing
a by 0.1 units, ending with a= 0.9. Tabulate your results and then present them as a graph with a as the
x-axis and the Forecasts as the y-axis. If the Actual for February turns out to be 18, which a value or
values would be best to use? Type a short explanation of your decision on your spreadsheet.
Transcribed Image Text:Homework for FORECASTING Problem Solving The Katonah Family Markets, operators of 5 supermarkets in Westchester County, approached lona University's LaPenta School of Business to offer an Internship to an undergraduate business senior with the possibility of it becoming a full-time position. The purpose of the internship is to help the Chain forecast its demand for ALL (HE) Laundry Detergent. ALL (HE) is required for new high technology washing machines that cannot tolerate significant foaming so it is not a mainstream product and the Chain is having difficulty in carrying it on the shelves so it has lost some of its customers to other supermarket chains. ALL (HE) comes in two sizes namely 20 washes and 49 washes (used to be 26 and 56 before Pandemic Shrinkflation!). Below you will find the sales data for this product by size: Actual 20 Washes Forecast Actual 49 Washes Forecast Period August 2021 September 2021 October 2021 November 2021 December 2021 January 2022 February 2022 March 2022 April 2022 May 2022 June 2022 July 2022 August 2022 September 2022 October 2022 12 9 9 8 11 14 8 12 11 14 8 10 13 11 ?? 11 4 1 0 2 3 4 2 2 4 4 3 1 3 3 ?? Exponential Smoothing- (Excel-OM) Use the actual and forecast data presented to you in the homework problem to calculate the February Forecast with Exponential Smoothing as a function of Alpha starting at a = 0.1 and, increasing a by 0.1 units, ending with a= 0.9. Tabulate your results and then present them as a graph with a as the x-axis and the Forecasts as the y-axis. If the Actual for February turns out to be 18, which a value or values would be best to use? Type a short explanation of your decision on your spreadsheet.
Moving Average-- (Excel-OM)
Calculate the Moving Averages for n = 3,4,5,6,7,8,9,10,11,12 periods. Tabulate your results and
then present them as a graph with n (the number of periods being averaged) as the x-axis vs. the
Forecasts as the y-axis. If the actual for February turns out to be 15, which n(s) would be the best to
use? Type a short explanation of your decision on your spreadsheet.
Weighted Moving Average-- (Excel-OM)
Calculate the Weighted Moving Averages for n = 3 and 4 periods for the weights shown below:
1) 4,3,3
2) 4,3,1
3) 4,4,1
4) 4,2,1
5) 4,1,1
6) 4,4,2
7) 4,1,2
8) 4,2,2
9) 4,3,2
10) 3,2,1
Tabulate your results. If the actual for February turns out to be 14, which combination of n and weights
would be the best to use? Type a short explanation of your decision on your spreadsheet.
Transcribed Image Text:Moving Average-- (Excel-OM) Calculate the Moving Averages for n = 3,4,5,6,7,8,9,10,11,12 periods. Tabulate your results and then present them as a graph with n (the number of periods being averaged) as the x-axis vs. the Forecasts as the y-axis. If the actual for February turns out to be 15, which n(s) would be the best to use? Type a short explanation of your decision on your spreadsheet. Weighted Moving Average-- (Excel-OM) Calculate the Weighted Moving Averages for n = 3 and 4 periods for the weights shown below: 1) 4,3,3 2) 4,3,1 3) 4,4,1 4) 4,2,1 5) 4,1,1 6) 4,4,2 7) 4,1,2 8) 4,2,2 9) 4,3,2 10) 3,2,1 Tabulate your results. If the actual for February turns out to be 14, which combination of n and weights would be the best to use? Type a short explanation of your decision on your spreadsheet.
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