Distinguish between absolute and relative measure of dispersion. Two computer manufacturers A and B compete for profitable and prestigious contract. In their rivalry, each claim that their computer a consistent. For this it was decided to start execution of the same program simultaneously on 50 computers of each company and recorded the time as given below.

Time (in seconds)		0-2	2-4	4-6	6-8	8-10	10-12
Nature of computers manufactured by	A	5	16	13	7	5	4
	B	2	7	12	19	9	1

Which company’s computer is more consistent?