Digital Technology wishes to determine its coefficient of variation as a company over time. The firm projects the following data (in millions of dollars):

Year	Profits: Expected Value			Standard Deviation
1	$	180		$	62
3		240			104
6		300			166
9		400			292

a. Compute the coefficient of variation (V) for each time period. (Round your answers to 3 decimal places.)

b. Does the risk (V) appear to be increasing over a period of time?

	Yes
	No