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

question 14

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 and γ = 0.05.(Hint: Use XLMiner) .
$\begin{array}{|c|c|}\hline \text { Year } & \begin{array}{c}\text { Units sold in } \\\text { thousands }\end{array} \\\hline 1 & 750 \\\hline 2 & 823 \\\hline 3 & 1034 \\\hline 4 & 1945 \\\hline 5 & 1556 \\\hline 6 & 1300 \\\hline 7 & 1346 \\\hline 8 & 1150 \\\hline 9 & 967 \\\hline 10 & 1200 \\\hline\end{array}$
-If the given time series has a trend and seasonality, the most appropriate forecasting model to determine the forecast of the time series is the ________ model.

• A)multiple regression
• B)Holt-Winters no trend smoothing
• C)double exponential smoothing
• D)Holt-Winters multiplicative

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Definitions:

Fraudulent Results

Deliberately manipulated data or findings presented as genuine in research or reports.

Changed Data

The modification or alteration of data after it has been collected, which can affect the results or conclusions of a study or analysis.

Hypotheses Support

The extent to which research findings are consistent with the predictions made by a hypothesis.

Animal Research

Scientific studies conducted on non-human animals to understand biological, behavioral, or physiological processes.