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

question 38

Multiple Choice

Use the data given below to answer the following question(s) .
The details of the clock sales at a supermarket for the past 6 weeks are shown in the table below. 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. $$\begin{array} { | c | c | } \hline \text { Week } & \text { Units sold } \\\hline 1 & 88 \\\hline 2 & 44 \\\hline 3 & 54 \\\hline 4 & 65 \\\hline 5 & 72 \\\hline 6 & 85 \\\hline\end{array}$$
-Using the data, determine the value of the simple moving average root mean square error.

• A) 0.21
• B) 14.39
• C) 20.12
• D) 207.13

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Definitions:

Interviewers

Individuals who conduct interviews, typically for the purpose of assessing qualifications and suitability of candidates for a position or for gathering information.

Golem Effect

A psychological phenomenon where lower expectations placed upon individuals either by themselves or others lead to poorer performance.

Expectations

Beliefs about what will happen in the future, often based on experience, understanding, or projections.

Performance

The act of executing a task or function, or the process of performing; often measured against preset known standards of accuracy, completeness, speed, and efficiency.