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:
-True or False: Referring to Table 14-19,there is not enough evidence to conclude that the model is not a good-fitting model at a 0.05 level of significance.

Question

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: 
-True or False: Referring to Table 14-19,there is not enough evidence to conclude that the model is not a good-fitting model at a 0.05 level of significance.

Quizplus · Accepted Answer

From the output, the p-value for lack of fit is 0.107, which is greater than the significance level of 0.05. Therefore, we cannot reject the null hypothesis that the model is a good-fitting model at a 0.05 level of significance.

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