Korn, Inc. and Bunyon, Inc. are two foot care firms whose stock returns depend on the following four states of the economy, which are equally likely to happen: (answer parts a, b, and c - use four decimal places for all intermediate steps) Korn -10 Bunyon +20 Recession Slow Go Normal Boom +6 +15 15 a. Calculate the expected return on each stock b. Calculate t C. Calculate the covariance and correlation coefficient. he variance and standard deviation of each stock