Identify the Components of Simple Linear Regression Models and Discuss

question 14

Multiple Choice

Identify the components of simple linear regression models and discuss their applications
The following table exhibits the age of antique furniture and the corresponding prices. Use the table to answer the following question(s) . (Hint: Use scatter diagram and the Excel Trendline tool where necessary) . $$\begin{array} { | l | l | } \hline \begin{array} { l } \text { Number } \\\text { of years }\end{array} & \begin{array} { l } \text { Value } \\\text { (\$) }\end{array} \\\hline 78 & 930 \\\hline 91 & 1010 \\\hline 83 & 970 \\\hline 159 & 1950 \\\hline 134 & 1610 \\\hline 210 & 2880 \\\hline 88 & 980 \\\hline 178 & 2010 \\\hline 124 & 1370 \\\hline 72 & 900 \\\hline\end{array}$$
-Which of the following is true of linear functions used in predictive analytical models?

• A) It is used when the rate of change in a variable decreases or increases quickly and then levels out.
• B) It is used when there is a steady decrease or increase over a range of a variable.
• C) It is used when there is increase at a specific rate.
• D) It is used when there is a rise or fall at a constantly increasing rate.

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Definitions:

Weighted Average Cost of Capital (WACC)

The average rate of return a company is expected to pay its security holders to finance its assets, integrating different sources of finance weighted by their proportional usage.

Costs of Equity

The return that shareholders require for investing in a company's equity, effectively the cost to the company of raising equity capital.

After Tax Debt

The net cost of debt after accounting for the tax deductibility of interest expenses.

Portfolio Beta

Portfolio Beta measures the sensitivity of a portfolio's returns to the returns of the market as a whole, serving as an indicator of its risk relative to the market.