Sioux Corporation is estimating the following sales for the first four months of next year:January$210,000February$280,00 0March$340,000April$370,000-Sales are normally collected 60% in the month of sale and 40% in the month following the sale. Based on this information, how much cash should Sioux expect to collect during the month of April

Consider the following information on stocks a, b, c and their returns (in decimals) in each state: state prob. of state a b c boom 20% 0.27 0.22 0.16 good 45% 0.16 0.09 0.07 poor 25% 0.03 0 0.03 bust 10% -0.08 -0.04 -0.02 if your portfolio is invested 25% in a, 40% in b, and 35% in c, what is the standard deviation of the portfolio in percent? answer to two decimals, carry intermediate calcs. to at least four decimals.