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 is the p-value of the test statistic when testing whether Attitude makes a significant contribution to the model in the presence of the other independent variables?
Definitions:
Investigations
Systematic examinations or inquiries to discover and examine facts or information, often used to establish truth.
Provincial Law
The body of law that governs and is enacted by the individual provinces or territories of a federal country, such as Canada.
Working Albertans
Individuals employed in the province of Alberta, Canada, referencing the labor force within that specific geographic and economic context.
Occupational Health
A field concerned with the safety, health, and welfare of people at work, seeking to prevent work-related injuries and illnesses.
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