TABLE 11-2 a Realtor Wants to Compare the Mean Sales-To-Appraisal Ratios of Ratios

question 112

Multiple Choice

TABLE 11-2
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.
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 summarized in the following table:
Source df SS MS F PR > F
Neighborhoods 3.1819 1.0606 10.76 0.001
Error 12
Total 4.3644
-Referring to Table 11-2, what should be the decision for the Levene's test for homogeneity of variances at a 5% level of significance?

• A) Reject the null hypothesis because the p-value is smaller than the level of significance.
• B) Reject the null hypothesis because the p-value is larger than the level of significance.
• C) Do not reject the null hypothesis because the p-value is smaller than the level of significance.
• D) Do not reject the null hypothesis because the p-value is larger than the level of significance.

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Definitions:

PQ

A notation commonly used in economics to represent the product of price (P) and quantity (Q), indicating the total revenue.

GDP

Gross Domestic Product, the total value of all goods and services produced within a country in a given period.

Trade Deficit

A situation where a country's imports exceed its exports over a given period, leading to more money leaving the country than coming in.

Mixed Economy

An economic system combining elements of both capitalism and socialism, with some sectors privately owned and others controlled by the government.