Question: C Please! Problem 4.9abc 13 Question Help Lenovo uses the ZX-81 chip in some of its laptop computers. The prices for the chip during the

C Please!

C Please! Problem 4.9abc 13 Question Help Lenovo

Problem 4.9abc 13 Question Help 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 April May June Price Per Chip $1.85 $1.61 $1.60 $1.85 $1.91 $1.95 Month July August September October November December Price Per Chip $2.00 $1.75 $1.65 $1.60 $1.60 $1.75 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): Month Oct Mar Apr $1.73 1.61 May 1.73 Jun 1.88 Jul 1.93 Aug 1.98 Sep 1.88 Nov Dec 1.63 1.60 Forecast 1.70 b) Using a 3-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Aug Oct Nov Month Forecast Apr $1.69 May 1.69 Jun 1.79 Jul 1.90 Sep 1.90 Dec 1.62 1.95 1.80 1.67 c) The mean absolute deviation based on a 2-month moving average of March through December is $ 0.143 (round your response to three decimal places). The mean absolute deviation based on a 3-month moving average of April through December is $(round your response to three decimal places)

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