Question

Question 2

An operations manager of a large firm is studying the monthly sales (in $’000) of three subsidiary companies over a six-month period as given in the table below.

Company A	Company B	Company C
152	148	150
135	158	148
130	136	126
142	138	128
125	140	140
128	127	135

At the 0.01 significance level, can we conclude that there is a difference in the means of monthly sales of the three subsidiary companies over a six-month period?

c)  State the decision rule.

	A.	To reject Ho if FTest is > 7.35
	B.	To accept Ho if FTest is < 6.93
	C.	To accept Ho if FTest is < 7.70
	D.	To reject Ho if FTest is > 6.36

Answer 1

answered by: anonymous