Mike is searching for a stock to include in his current stock portfolio. He is interested inHi-Tech Inc.; he has been impressed with thecompany's computer products and believesHi-Tech is an innovative market player. However, Mike realizes that any time you consider a technologystock, risk is a major concern. The rule he follows is to include only securities with a coefficient of variation of returns below 1.16. Mike has obtained the following price information for the period 2015-2018: