TABLE 10-17 a Realtor Wants to Compare the Mean Sales-To-Appraisal Ratios of Ratios

question 79

Multiple Choice

TABLE 10-17
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:

-Referring to Table 10-17, the within group sum of squares is ________.

• A) 1.0606
• B) 1.1825
• C) 3.1819
• D) 4.3644

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