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

question 27

Multiple Choice

Use the data given below to answer the following question(s) .
The worldwide sales of cars from 1981-1990 are shown in the table below. Given: α = 0.2, γ = 0.05, and season length = 1. (Hint: Use XLMiner) . $$\begin{array} { | c | c | } \hline \text { Year } & \begin{array} { c } \text { Units sold in } \\\text { thousands }\end{array} \\\hline 1 & 750 \\\hline 2 & 823 \\\hline 3 & 1034 \\\hline 4 & 1945 \\\hline 5 & 1556 \\\hline 6 & 1300 \\\hline 7 & 1346 \\\hline 8 & 1150 \\\hline 9 & 967 \\\hline 10 & 1200 \\\hline\end{array}$$
-Which of the following is the value of the root mean square error for the given data?

• A) 252.55
• B) 367.35
• C) 21.70
• D) 109.76

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Definitions:

Real Interest Rate

The rate of interest an investor, saver, or lender receives (or expects to receive) after allowing for inflation.

Capital Investment

The spending of money on resources intended to benefit a business in the long term, such as by acquiring assets or improving infrastructure.

Inflationary Premium

The portion of interest rates or returns that compensates investors for the anticipated erosion of purchasing power due to inflation.

Money Rate

Often referring to the interest rates in financial markets; the cost of borrowing money.