Instruction 11-2
a Realtor Wants to Compare the Average Sales-To-Appraisal

question 111

Multiple Choice

Instruction 11-2
A realtor wants to compare the average sales-to-appraisal ratios of residential properties sold in four neighbourhoods (A, B, C, and D) . Four properties are randomly selected from each neighbourhood and the ratios recorded for each, as shown below.
A: 1.2, 1.1, 0.9, 0.4 C: 1.0, 1.5, 1.1, 1.3
B: 2.5, 2.1, 1.9, 1.6 D: 0.8, 1.3, 1.1, 0.7
Interpret the results of the analysis summarised in the following table:
$$\begin{array} { | l | c | c | c | c | c | } \hline \text { Source } & \text { df } & \text { SS } & \text { MS } & \text { F } & \text { PR > F } \\\hline \text { Neighbbourhoods } & & 3.1819 & 1.0606 & 10.76 & 0.001 \\\hline \text { Error } & 12 & & & & \\\hline \text { Total } & & & & & \\\hline\end{array}$$
-Referring to Instruction 11-2,

• A) at the 0.05 level of significance, the mean ratios for the 4 neighbourhoods are not all the same.
• B) at the 0.01 level of significance, the mean ratios for the 4 neighbourhoods are all the same.
• C) at the 0.05 level of significance, the mean ratios for the 4 neighbourhoods are not significantly different from 0.
• D) at the 0.10 level of significance, the mean ratios for the 4 neighbourhoods are not significantly different.

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Definitions:

Hard Work

Consistent, dedicated effort to achieve specific tasks or goals, often requiring persistence and resilience.

Employee Behavior

Employee behavior encompasses the actions and conduct of individuals within the workplace, influenced by factors like organizational culture, leadership, and personal ethics.

Reinforcement

In behavioral psychology, a principle that strengthens a behavior by providing a consequence an individual finds rewarding.

Frequency

The rate at which a repeated event occurs over a specified period of time, often used in the context of waves or signals.