Answer and show how to calculate Covariance please .

Consider the following two stocks. Probabilities (p) Stock "a" Stock "b" Recession P1 = 32% -5% 1% Normal P2= 25% 5% -2% Boom P3 = 43% 16% 22% What is the expected return of each stock? Enter your answers as a percentage rounded to 2 decimal places. Do not enter the percentage sign in your answer. Ta = 6.53 Correct response: 6.530.01 Fb = 9.28 Correct response: 9.280.01 Click "Verify" to proceed to the next part of the question. This question has 4 parts (i.e., you will be clicking "Verify" 4 times) Using the correct answers from the previous question, what is the standard deviation of each stock? Enter your answer as a percentage rounded to 2 decimal places. Do not enter the percentage sign in your answer. SDa = 9.04 9.040.01 Correct response: SD = 11.11 Correct response: 11.110.01 Click "Verify" to proceed to the next part of the question. Using the correct answers from the previous question, what is the covariance between the two stocks? Enter your answer rounded to 2 decimal places. Cov (a, b) = Number Click "Verify" to proceed to the next part of the question. Section Attempt 1 of 1 Verify