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

question 67

Short Answer

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; 15 did not have a lawn service (code 0) and 15 had a lawn service (code 1). Additional information available concerning these 30 home owners includes family income (Income, in thousands of dollars), lawn size (Lawn Size, in thousands of square feet), attitude toward outdoor recreational activities (Atitude 0 = unfavorable, 1 = favorable), number of teenagers in the household (Teenager), and age of the head of the household (Age).
The Minitab output is given below:
-Referring to Table 14-19, what should be the decision ('reject' or 'do not reject') on the null hypothesis when testing whether Teenager makes a significant contribution to the model in the presence of the other independent variables at a 0.05 level of significance?

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Definitions:

Belief Perseverance

The tendency of individuals to hold onto their beliefs even when faced with evidence that contradicts or disproves them.

Professional Figure Skater

An individual who performs and competes in ice skating at an advanced or expert level, often as a career.

Base Rates

Base rates refer to the prevalence or general incidence of a characteristic or condition within a specified population or sample.

Autumn

A season of the year occurring as the transition from summer to winter, characterized by cooler temperatures and the shedding of leaves from deciduous trees.