A manufacturer of automobile transmissions uses two different processes. Management ordered a study of the production costs to see if there is a difference between the two processes. A summary of the findings is shown next.

	Process 1	Process 2	Total
Process totals ($100s)	137	108	245
Sample size	10	10	20
Sum of squares	1893	1188	3081

What is the critical value of F at the 5% level of significance? Please type or use excel.