Use the Data Given Below to Answer the Following Questions)

question 39

Multiple Choice

Use the data given below to answer the following questions) .
The worldwide sales of cars from 1981-1990 are shown in the table below. Given: α = 0.2 and
β = 0.15 Hint: Use XLMiner) $$\begin{array} { | c | c| } \hline \text { Year } & \begin{array} { c } \text { Units sold in } \\\text { thousands }\end{array} \\\hline 1981 & 888 \\\hline 1982 & 900 \\\hline 1983 & 1000 \\\hline 1984 & 1200 \\\hline 1985 & 1100 \\\hline 1986 & 1300 \\\hline 1987 & 1250 \\\hline 1988 & 1150 \\\hline 1989 & 1100 \\\hline 1990 & 1200 \\\hline\end{array}$$
-Calculate the value of the mean absolute percentage error using double exponential smoothing for the given data.

• A) 1.80
• B) 8.10
• C) 91.27
• D) 11976.17

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Definitions:

Rank Order

A method of organizing items in a list based on their value or importance, typically from highest to lowest.

Tie

A situation in competitive scenarios where two or more participants achieve identical results and a common ranking is shared.

Wilcoxon Rank Sum Test

A nonparametric test that compares two independent samples to assess whether their population mean ranks differ.

Marital Status

A demographic variable that describes a person's current state with respect to marriage, such as single, married, divorced, or widowed.