rate of return, standard deviation, and coefficient of variation. you have heard about the great returns that some private equity funds generate and have decided to evaluate blackrock inc and kkk & co...

rate of return, standard deviation, and coefficient of variation. you have heard about the great returns that some private equity funds generate and have decided to evaluate blackrock inc and kkk & co inc. the table below provides 13 months of historical prices for each company. assume that neither company paid a dividend during this period calculate the monthly rate of return for each stock

a. calculate the monthly rate of return for each stock.

b. calculate the average monthly return for each stock.

c. calculate the standard deviation of monthly returns for each stock

d. based on parts b and c, determine the coefficient of variations for each stock.

month        blk stock price                    kkk stock price

may 20          $485.80                           $24.37

apr 20             502.04                               25.21

mar 20             436.66                             23.47

feb20                  459.52                          28.49

jan 20                523.38                             31.78

dec 19               495.53                             29.06

nov19                 487.85                          29.26

oct 19                 455.12                          28.60

sept 19                 435.80                         26.64

aug 19                  413.23                        25.51

jul 19                    457.35                        26.41

jun 19                     455.45                     24.95

may 19                     403.30                    21.88

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