10. Read the following Excel regression output and answer the questions. a. % of the variance is explained by this regression. b. The beta of this stock is Hence, the stock is % riskier than the market. c. The characteristic line for this stock is E(Rstock)= E(Rmarket) d. The alpha (intercept) has a t-Stat = This is than 1.96. Therefore, this alpha is (significantly or not significantly) different from zero. We can conclude the CAPM is (valid or invalid) for this stock