plz help with 13 and 14

Question 13 You work for the stunningly effective wo Endurance Fund, and are putting together a 2-stock portfolio. You choose to invest 20% of your money in Verize Communications Inc. (ticker: VZ) stock and 80% of your money in AT&T Co. (ticker: T) stock. Both companies compete in the telecom and media industr beta of 0.7 and standard deviation of 0.40. AT&T has a beta of 0.6 and a standard deviation of 0.30. The two stocks have a correlation coefficient of 0.9. the expected return on the market portfolio is 9% and the risk-free rate is 4% What would be the standard deviation of this portfolio? Input your answer as a percentage with two decimal places. For example, if your result is 14.567%. Input 14.57 D Question 14 You work for the stunningly effective WO Endurance Fund, and are putting together a 2-stock portfolio. You choose to invest 20% of your money in Verizon Communication Inc. triche VZ stock and Box of your money in AT&T Concer 1) stock. Both companies compete in the telecom and media industries. V beta 01 07 and standard deviation of 0.40, ATST has a bota of 6 and a standard deviation of 0.30. The two stocks have a correlation coefhcient of 0.9. Assum the expected return on the market portfolio is 9% and the risk tree rate 4% You tell your veriron stock and replace it with Starbucks IsBUxieux standard deviation of returns is 40%, you should expect your portfolio standard dev ta not charbecue the standard deviation of V2 and Soux the same decrece the correlation between ATGT SOUX to be chartu betwee AT&T and chane bo the standard deviacion of VZ and Southend your nortfolio wivelo mot chanced Increase the colon butween ATGT SOUX Way to be her than bote ATSTAN VE Ibon Indard deviation the correlation to your porttitor loot cho Ons because the countWAT SOUK to belowice than two ATGT SVE the correion bitte SoxtroATIST