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

question 197

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, the within group mean square is

• A)0.0985
• B)0.2910
• C)1.0606
• D)1.1825

---

Definitions:

Work Together

The act of collaborating or cooperating with others to achieve a common goal or task.

Skill Development

The process of learning, enhancing, and mastering new abilities or competencies in various areas of life.

Nutrition Counselor

A health professional who provides personalized guidance on diet and nutrition to improve well-being.

First Step

The initial action taken in a series of actions to achieve a goal or solve a problem.