Below You Are Given a Partial Computer Output Relating the Price

question 35

Essay

Below you are given a partial computer output relating the price of a company's stock (y in dollars), the Dow Jones Industrial Average (x₁), and the stock price of the company's major competitor (x₂ in dollars). ANOVA
$\begin{array}{lcrcc} & d f & S S & M S & F \\\text { Regression } & & & & \\\text { Residual } & 20 & 40 & & \\\text { Total } & & 800 &\end{array}$ ​
a.
What has been the sample size for this regression analysis?
b.
At α = .05, test to determine if the model is significant. That is, determine if there exists a significant relationship between the independent variables and the dependent variable.
c.
Determine the multiple coefficient of determination.

---

Definitions:

Marginal Cost

The additional cost incurred from manufacturing or producing one more unit of a specific product or service.

Profit Maximizing

A financial strategy or goal of businesses to achieve the highest possible profit, where marginal revenue equals marginal cost.

Marginal Revenue

The additional revenue a firm gains from selling one more unit of a good or service.

Monopolist

A market participant that is the sole seller of a product or service, having significant control over its price.