Investor's Sentiment Negative 15.00% 5.00% Neutral 21.00% 8.00% Positive 64.00% 17.00% Using the stock information presented above, determine the expected return, the standard deviation of returns, and the covariance for each investor's sentiment. 12.18 % expected return equation, 4.0% standard deviations of returns, 5.14 Covar_Negative, 1.80 Covar_Neutral, and .40 Covar_Positive 11.30 % expected return equation, 5.0% standard deviations of returns, 6.02 Covar_Negative, 1.00 Covar_Neutral, and 1.80 Covar_Positive 13.31% expected return equation, 5.0% standard deviations of returns, 6.67 Covar_Negative, 2.98 Covar_Neutral, and .46 Covar_Positive 10 veetadrot tier 2007 Neutral 21.00% 8.00% Positive 64.00% 17.00% Using the stock information presented above, determine the expected return, the standard deviation of returns, and the covariance for each investor's sentiment. 12.18 % expected return equation, 4.0% standard deviations of returns, 5.14 Covar_Negative, 1.80 Covar_Neutral, and .40 Covar_Positive 11.30 % expected return equation, 5.0% standard deviations of returns, 6.02 Covar_Negative, 1.00 Covar_Neutral, and 1.80 Covar_Positive 13.31% expected return equation, 5.0% standard deviations of returns, 6.67 Covar_Negative, 2.98 Covar_Neutral, and .46 Covar_Positive 15.00 % expected return equation, 3.8% standard deviations of returns, 7.06 Covar_Negative, 3.54 Covar_Neutral, and 1.55 Covar_Positive