#$1)$ Calculate the standard deviation in the returns.

Answer format: Percentage Round to: $2$ decimal places $($Example:

$9\mathrm{.}24\%,\%$ sign required. Will accept decimal format rounded to $4$ decimal

places $($ex: $0\mathrm{.}0924))$

#$2$ An investor puts $49\mathrm{.}00\%$ of his investment into Cisco Systems, and the remaining $51\mathrm{.}00\%$ into Apple Computer. The standard deviation on Cisco Systems stock is $36\mathrm{.}00\%,$ while the standard deviation on Apple Computer is $30\mathrm{.}00\%.$ Find the standard deviation of this portfolio if the correlation between the two stocks is $0\mathrm{.}57.$

#$3)$ You purchased $22\mathrm{.}00$ shares of Bank of America one year ago for $$8\mathrm{.}61$ per share. Today, one share trades for $$9\mathrm{.}32$ and paid a dividend of $$1\mathrm{.}00$ per share.

What is the capital gain rate from holding the stock the past year?

$4)$ You purchased $32\mathrm{.}00$ shares of Bank of America one year ago for $$8\mathrm{.}61$ per share. Today, one share trades for $$9\mathrm{.}19$ and paid a dividend of $$1\mathrm{.}13$ per share

What is the total return for holding the stock the past year?

$5)$ An investor puts $49\mathrm{.}00\%$ of his investment into Cisco Systems, and the remaining $51\mathrm{.}00\%$ into Apple Computer. The standard deviation on Cisco Systems stock is $36\mathrm{.}00\%,$ while the standard deviation on Apple Computer is $30\mathrm{.}00\%.$ Find the standard deviation of this portfolio if the correlation between the two stocks is $0\mathrm{.}57.$