What is the formula used for calculating the test statistic in an analysis of variance?
a.

b.

c.

d.
Question 2 Using the
Minitab output below, which of the following pairwise comparisons would indicate a significant difference between the two companies?
a.Company 1 versus Company 3
b.Company 1 versus Company 5
c.Company 2 versus Company 5
d.Company 3 versus Company 4x