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

question 41

Multiple Choice

Use the data given below to answer the following question(s) .
The table provided below gives the sales details of the number of android smart phones at an electronic retail store for the past 6 weeks.The time series appears to be relatively stable, without trend, seasonal, or cyclical effects.The value of k is set at 3.(Hint: Optimize α value.)
$\begin{array}{|c|c|}\hline \text { Week } & \text { Units sold } \\\hline 1 & 88 \\\hline 2 & 44 \\\hline 3 & 54 \\\hline 4 & 65 \\\hline 5 & 72 \\\hline 6 & 85 \\\hline\end{array}$
-Calculate the value of the mean absolute percentage error for the given data.

• A)20.90
• B)16.60
• C)21.72
• D)31.08

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Definitions:

Reflexive

A property of binary relations where every element is related to itself; often discussed in mathematics and logic.

Transitive

A property in logic and mathematics where if relation A relates to B and B relates to C, then A must relate to C.

Utility Function

A utility function is an economic model that relates the satisfaction or utility a consumer derives from consuming specific quantities of goods and services.

Whisky Consumption

It refers to the amount of whisky that is consumed over a given period of time, indicating the demand for this specific alcoholic beverage.