A drapery store manager was interested in determining whether a new employee can install vertical blinds faster than an employee who has been with the company for two years.
The manager takes independent samples of 10 vertical blind installations of each of the two employees and computes the following information.
a. State the appropriate null and alternative hypotheses to test whether the new employee installs vertical blinds faster, on the average, than the veteran employee.
______________
b. Calculate the pooled estimate of the common variance.
______________
c. Calculate the value of the test statistic.
______________
d. Set up the appropriate rejection region for the hypotheses in question 41 assuming
= 0.05.
______________
e. What is the appropriate conclusion?
The new employee ______________ install vertical blinds faster than the veteran employee.

Question

A drapery store manager was interested in determining whether a new employee can install vertical blinds faster than an employee who has been with the company for two years.
The manager takes independent samples of 10 vertical blind installations of each of the two employees and computes the following information.  
a. State the appropriate null and alternative hypotheses to test whether the new employee installs vertical blinds faster, on the average, than the veteran employee.
______________
b. Calculate the pooled estimate of the common variance.
______________
c. Calculate the value of the test statistic.
______________
d. Set up the appropriate rejection region for the hypotheses in question 41 assuming
  = 0.05.
______________ 
e. What is the appropriate conclusion?
The new employee ______________ install vertical blinds faster than the veteran employee.

Quizplus · Accepted Answer

The Answer of A drapery store manager was interested in determining whether a new employee can install vertical blinds faster than an employee who has been with the company for two years.
The manager takes independent samples of 10 vertical blind installations of each of the two employees and computes the following information.  
a. State the appropriate null and alternative hypotheses to test whether the new employee installs vertical blinds faster, on the average, than the veteran employee.
______________
b. Calculate the pooled estimate of the common variance.
______________
c. Calculate the value of the test statistic.
______________
d. Set up the appropriate rejection region for the hypotheses in question 41 assuming
  = 0.05.
______________ 
e. What is the appropriate conclusion?
The new employee ______________ install vertical blinds faster than the veteran employee.

A Drapery Store Manager Was Interested in Determining Whether a New