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hovo uses the ZX-81 chip in some of its laptop computers. The prices for the chip during the last 12 months were as follows: Month January February March Month April May June Price Per Chip $1.90 $1.61 $1.60 $1.85 $1.91 $1.95 Month July August Jun September October s exercise contains only parts a, b, and c. Using a 2-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Mar Apr May Sep Oct Nov Jul November December Price Per Chip $2.00 $1.70 $1.70 $1.55 $1.50 $1.75 Aug Dec

hovo uses the ZX-81 chip in some of its laptop computers. The prices for the chip during the last 12 months were as follows: Month January February March Month April May June Price Per Chip $1.90 $1.61 $1.60 $1.85 $1.91 $1.95 Month July August Jun September October s exercise contains only parts a, b, and c. Using a 2-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Mar Apr May Sep Oct Nov Jul November December Price Per Chip $2.00 $1.70 $1.70 $1.55 $1.50 $1.75 Aug Dec

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Lenovo uses the ZX-81 chip in some of its laptop computers. The prices for the chip during the last 12 months were as follows: Month January February March Month Forecast April May June Price Per Chip $1.90 $1.61 $1.60 $1.85 $1.91 $1.95 Month July August Mar Apr May Jun $1.76 1.61 1.73 1.88 September October November December This exercise contains only parts a, b, and c. a) Using a 2-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Jul Aug Sep Oct Nov Dec 1.93 1.98 1.85 1.70 1.63 1.53 Price Per Chip $2.00 $1.70 $1.70 $1.55 $1.50 $1.75 b) Using a 3-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Month Apr May Jun Jul Forecast $1.70 1.69 1.79 1.90 Aug Sep 1.95 1.88 Oct Nov Dec 1.80 1.65 1 1.58 c) The mean absolute deviation based on a 2-month moving average of March through December is $ (round your response to three decimal places).
Transcribed Image Text:Lenovo uses the ZX-81 chip in some of its laptop computers. The prices for the chip during the last 12 months were as follows: Month January February March Month Forecast April May June Price Per Chip $1.90 $1.61 $1.60 $1.85 $1.91 $1.95 Month July August Mar Apr May Jun $1.76 1.61 1.73 1.88 September October November December This exercise contains only parts a, b, and c. a) Using a 2-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Jul Aug Sep Oct Nov Dec 1.93 1.98 1.85 1.70 1.63 1.53 Price Per Chip $2.00 $1.70 $1.70 $1.55 $1.50 $1.75 b) Using a 3-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Month Apr May Jun Jul Forecast $1.70 1.69 1.79 1.90 Aug Sep 1.95 1.88 Oct Nov Dec 1.80 1.65 1 1.58 c) The mean absolute deviation based on a 2-month moving average of March through December is $ (round your response to three decimal places).
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