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Use the Data Given Below to Answer the Following Question(s)

Question 3

Multiple Choice

Use the data given below to answer the following question(s) .
The worldwide sales of cars from 1981-1990 are shown in the table below. Given: α = 0.2, γ = 0.05, and season length = 1. (Hint: Use XLMiner) .  Year  Units sold in  thousands 175028233103441945515566130071346811509967101200\begin{array} { | c | c | } \hline \text { Year } & \begin{array} { c } \text { Units sold in } \\\text { thousands }\end{array} \\\hline 1 & 750 \\\hline 2 & 823 \\\hline 3 & 1034 \\\hline 4 & 1945 \\\hline 5 & 1556 \\\hline 6 & 1300 \\\hline 7 & 1346 \\\hline 8 & 1150 \\\hline 9 & 967 \\\hline 10 & 1200 \\\hline\end{array}
-If the given time series has no trend and no seasonality, the most appropriate forecasting model to determine the forecast of the time series is the model.


A) single moving average
B) Holt-Winters no-trend smoothing
C) double exponential smoothing
D) Holt-Winters additive

Correct Answer:

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