Use the Data Given Below to Answer the Following Questions)

question 33

Multiple Choice

Use the data given below to answer the following questions) .
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 simple moving average value of k is set at 2. $$\begin{array} { | c | c | } \hline \text { Week } & \text { Units sold } \\\hline 1 & 88 \\\hline 2 & 44 \\\hline 3 & 54 \\\hline 4 & 65 \\\hline 5 & 72 \\\hline 6 & 85 \\\hline\end{array}$$
-For the given data, what is the value of the simple moving average mean square error?

• A) 0.21
• B) 20.12
• C) 14.25
• D) 207.13

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Definitions:

Reticular Activating System

A network of nerves in the brainstem that plays a key role in controlling arousal, wakefulness, and the transition between sleep and wakefulness.

Consciousness

The state of being awake and aware of one's surroundings, sensations, thoughts, and feelings.

Alertness

The state of being watchful and aware of one's surroundings, often taken as an indicator of cognitive function or consciousness level.

Cerebellum

A part of the brain located at the back of the skull, primarily responsible for coordinating voluntary movements and balance.