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:

Accounts Payable

Debts of a business to creditors arising from the acquisition of goods and services on credit.

Purchases on Account

Transactions where goods are bought and the payment is deferred to a future date, often recorded in accounts payable.

Supplies Account

An account used in accounting to track the amount spent on supplies that have not yet been used or consumed by the business.

Debit

An accounting entry that results in either an increase in assets or a decrease in liabilities or equity on a company's balance sheet.