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Five years ago, you purchased 600 shares of stock. The annualreturns have been 7.2 percent, -19.4 p

Five years ago, you purchased 600 shares of stock. The annualreturns have been 7.2 percent, -19.4 p

Five years ago, you purchased 600 shares of stock. The annualreturns have been 7.2 percent, -19.4 percent, 3.8 percent, 14.2percent, and 27.9 percent, respectively. What is the variance ofthese returns?0.0302840.0300680.0298890.0300210.030133