TABLE 14-19 The Marketing Manager for a Nationally Franchised Lawn Service Company

question 160

Multiple Choice

TABLE 14-19
The marketing manager for a nationally franchised lawn service company would like to study the characteristics that differentiate home owners who do and do not have a lawn service.A random sample of 30 home owners located in a suburban area near a large city was selected; 11 did not have a lawn service (code 0) and 19 had a lawn service (code 1) .Additional information available concerning these 30 home owners includes family income (Income,in thousands of dollars) and lawn size (Lawn Size,in thousands of square feet) .
The PHStat output is given below:
-Referring to Table 14-19,which of the following is the correct expression for the estimated model?

• A)Y = -7.8562 + 0.0304 Income + 1.2804 LawnSize
• B) = -7.8562 + 0.0304 Income + 1.2804 LawnSize
• C)In (odds ratio)= -7.8562 + 0.0304 Income + 1.2804 LawnSize
• D)In (estimated odds ratio)= -7.8562 + 0.0304 Income + 1.2804 LawnSize

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Definitions:

Nonparametric Counterpart

A statistical method or test that does not assume a specific distribution for the data, suitable for ordinal or nominal data.

Pearson Correlation

A measure of the linear correlation between two variables, quantifying the degree to which their movements are associated.

Approximate Normal

Describes a distribution that is close to, but not exactly, a normal distribution.

Sample Size

Refers to the number of observations or elements chosen from a population for the purpose of statistical analysis.