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

a. Compute the coefficient of variation (V) for each time period.
b. Does the risk (V) appear to be increasing over a period of time? If so, why might this be thecase?

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Profits: Expected Valu $180 240 300 400 Standard Deviation Year S62 104 166 292