A sample of 15 recently trained line workers was selected to determine if there is a relationship between the number of hours of training time received by production line workers and the time it took (in minutes) for them to trouble shoot their last process problem were captured.Use the regression output for the independent variable shown below to find the 95% confidence interval for the slope of the regression equation.

A)-4 to 0.32
B)-1.9776 to -1.7224
C)-2.1332 to -1.5388
D)-3.611 to -0.069
E)Can't be determined with the information given.

Question

A sample of 15 recently trained line workers was selected to determine if there is a relationship between the number of hours of training time received by production line workers and the time it took (in minutes) for them to trouble shoot their last process problem were captured.Use the regression output for the independent variable shown below to find the 95% confidence interval for the slope of the regression equation.

A)-4 to 0.32 
B)-1.9776 to -1.7224 
C)-2.1332 to -1.5388 
D)-3.611 to -0.069 
E)Can't be determined with the information given.

Quizplus · Accepted Answer

The Answer is C

A Sample of 15 Recently Trained Line Workers Was Selected