A manufacturer of automobile transmissions uses two different processes. Management ordered a study of the production costs to see if there is a difference among the two processes. A summary of the findings is shown below. What is the critical value of F at the 5% level of significance?
A) 19.45
B) 3.00
C) 4.41
D) 4.38

Question

A manufacturer of automobile transmissions uses two different processes. Management ordered a study of the production costs to see if there is a difference among the two processes. A summary of the findings is shown below.  What is the critical value of F at the 5% level of significance?
A) 19.45 
B) 3.00 
C) 4.41 
D) 4.38

Quizplus · Accepted Answer

To find the critical value of F at the 5% level of significance, we need to use the F-distribution table with degrees of freedom of 6 and 14 (n1 - 1 and n2 - 1). Looking at the table, the critical value for alpha = 0.05 and degrees of freedom 6 and 14 is 4.41. Therefore, the answer is C.

A Manufacturer of Automobile Transmissions Uses Two Different Processes