TABLE 12-12
The manager of the purchasing department of a large savings and loan organization would like to develop a model to predict the amount of time (measured in hours) it takes to record a loan application. Data are collected from a sample of 30 days, and the number of applications recorded and completion time in hours is recorded. Below is the regression output:

Note: 4.3946E-15 is 4.3946 x 10-15.

-Referring to Table 12-12, the estimated mean amount of time it takes to record one additional loan application is
A) 0.4024 fewer hours.
B) 0.4024 more hours.
C) 0.0126 fewer hours.
D) 0.0126 more hours.

Question

TABLE 12-12
The manager of the purchasing department of a large savings and loan organization would like to develop a model to predict the amount of time (measured in hours) it takes to record a loan application. Data are collected from a sample of 30 days, and the number of applications recorded and completion time in hours is recorded. Below is the regression output:
  
Note: 4.3946E-15 is 4.3946 x 10-15.

-Referring to Table 12-12, the estimated mean amount of time it takes to record one additional loan application is
A) 0.4024 fewer hours. 
B) 0.4024 more hours. 
C) 0.0126 fewer hours. 
D) 0.0126 more hours.

Quizplus · Accepted Answer

The estimated mean amount of time it takes to record one additional loan application is 0.0126 more hours, as indicated by the positive value in the choice.

TABLE 12-12 The Manager of the Purchasing Department of a Large Savings