SCENARIO 10-2
a Realtor Wants to Compare the Mean Sales-To-Appraisal $\mathrm{A}: 1.2,1.1,0.9,0.4$

question 18

Multiple Choice

SCENARIO 10-2
A realtor wants to compare the mean sales-to-appraisal ratios of residential properties sold in four neighborhoods (A, B, C, and D) .Four properties are randomly selected from each neighborhood and the ratios recorded for each, as shown below. $\mathrm{A}: 1.2,1.1,0.9,0.4$$\quad C: 1.0,1.5,1.1,1.3$
B: $2.5,2.1,1.9,1.6$$\quad \mathrm{D}: 0.8,1.3,1.1,0.7$
Interpret the results of the analysis summarized in the following table:
$\begin{array}{lcclcc}\hline \text { Source } & \text { df } & \text { SS } & \text { MS } & \text { F } & \text { PR }>\text { F } \\\hline \text { Neighborhoods } & & 3.1819 & 1.0606 & 10.76 & 0.001 \\\text { Error } & 12 & & & & \\\text { Total } & & 4.3644 & & &\end{array}$
-Referring to SCENARIO 10-2, what should be the conclusion for the Levene's test for homogeneity of variances at a 5% level of significance?

• A)There is insufficient evidence that the variances are all the same.
• B)There is sufficient evidence that the variances are all the same.
• C)There is insufficient evidence that the variances are not all the same.
• D)There is sufficient evidence that the variances are not all the same.

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Definitions:

Shares

Units of ownership interest in a corporation or financial asset, providing an equitable distribution of profits, if any, in the form of dividends.

Takeover Bids

Proposals or offers made by one company to purchase a controlling stake in another company.

Securities Regulation

Legal framework governing the issuance, trading, and overall market behavior of securities to protect investors, maintain fair markets, and ensure capital formation.

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The quality of being just, equitable, and impartial in decision making and treatment of others.