The following practice problem has been generated for you:

Asset 1 makes up 23% of a portfolio and has an expected return (mean) of 11% and volatility (standard deviation) of 8%.

Asset 2 makes up 77% of a portfolio has an expected return (mean) of 24% and volatility (standard deviation) of 8%.

With a covariance of 13%, calculate the expected return, variance, and standard deviation of the portfolio