Hello I did the ABS DEV for alpha 0.1 I think it is MAD=0.12 can you verify please thank you!

Score: 0.6 of 1 pt 7 of 15 (12 complete) HW Score: 72.89%, 10.93 of 15 pt Problem 4.9d 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 Price Per Chip Month Price Per Chip January $1.80 July $1.80 February $1.61 August $1.82 March $1.60 September $1.60 April $1.85 October $1.57 May $1.90 November $1.62 June $1.95 December $1.75 This exercise contains only part d. With a = 0.1 and the initial forecast for October of $1.78, using exponential smoothing, the forecast for periods 11 and 12 is (round your responses to two decimal places): Month Oct Nov Dec Forecast $1.78 1.76 1.75 With a = 0.3 and the initial forecast for October of $1.76, using exponential smoothing, the forecast for periods 11 and 12 is (round your responses to two decimal places): Month Oct Nov Dec Forecast $1.76 1.70 1.68 With a = 0.5 and the initial forecast for October of $1.72, using exponential smoothing, the forecast for periods 11 and 12 is (round your responses to two decimal places): Month Oct Nov Dec 5 Forecast $1.72 1.65 1.63 54 Based on the months of October, November, and December, the mean absolute deviation using exponential smoothing where a = 0.1 and the initial 55 forecast for October = $1.78 is $ 0.12 (round your response to three decimal places). 56 57 58 59 Enter your answer in the answer box and then click Check Answer. 60 ? 61 3 parts remaining