Question: please answer all questions or leave it In regression analysis, the sum of the residuals (errors) must equal zero. True or false? Select one: O

"In regression analysis, the sum of the residuals (errors) must equal zero." True or false? Select one: O a. True O b. False "Ex-ante, the market risk premium is always positive." True or false? Select one: O a. True O b. False You have the following information for Stock A and Stock B: Expected rate of return: Stock A: 12 Stock B: 06 Standard deviation: Stock A: 7 Stock B: 5 Correlation between the two stocks: 80 If you invest $250 and $750 in Stock A and Stock B respectively, what is the standard deviation of the portfolio? Select one: O a3206 O b. 5256 O c. 1413 Od 7110
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