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

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

"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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