TABLE 10-3 a Real Estate Company Is Interested in Testing Whether the Whether

question 121

Multiple Choice

TABLE 10-3
A real estate company is interested in testing whether the mean time that families in Gotham have been living in their current homes is less than families in Metropolis. Assume that the two population variances are equal. A random sample of 100 families from Gotham and a random sample of 150 families in Metropolis yield the following data on length of residence in current homes.
Gotham: G = 35 months, SG2 = 900 Metropolis: M = 50 months, SM2 = 1,050
-Referring to Table 10-3, which of the following represents the relevant hypotheses tested by the real estate company?

• A) H₀: μG - μM ≥ 0 versus H₁: μG - μM < 0
• B) H₀: μG - μM ≤ 0 versus H₁: μG - μM > 0
• C) H₀: μG - μM = 0 versus H₁: μG - μM ≠ 0
• D) H₀: G - M ≥ 0 versus H₁: G - M < 0

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Definitions:

Hypocrisy

The behavior of individuals or groups who claim to have moral standards or beliefs to which their actions do not conform.

Primary Research

New research activity undertaken to prepare a communications plan or activity (e.g., a survey, focus group, or other form of research).

Secondary Research

The process of using existing research data or findings from previous studies for a new analysis or insight.

Case Study

An in-depth investigation or analysis of a particular instance, event, or individual, often used in research to illustrate broader principles or outcomes.