can someone help please?

these are the options for a

and b is the options in the table above

The following information is available concerning the historical risk and return relationships in the U.S, copital markets: a. Explain why the geometric and arithmetic mean returns are not equal and whether one or the other may be more useful for investment. decision making The anthmetic average assumes , while the geometric average assumes b. For the time period indicated, rank these investments on a relotive basis using the coefficient of variation from most to least desirable, Do no round intermediate calculations. Round your answers to two decimal places. c. Assume the arithmetic mean returns in these series are normally distributed. Calculate the range of returns that an investor would have expected to achieve 95 percent of the time from holding treasury bills. Do not round intermediate calculations. Round your answers to two decimal places. Use a minus sign to enter negative values, if any. Arithmetic: from e to the presence of simple interest -Select- ar compounding or interest-on-interest the presence of simple interest cimal places. The folowing information is avalable concerning the historical risk and refum relationstips in the U.S: casital markets: a. Exlain why the goometric and asithmetic mean returns are rot equal and whether sne or the other may be more useful for investinent decision making. The arithmetic average astume: , whlle the geometric average assumes b. For the bime peried indicated, ranis these investments on a relative batis ceing the coefficiont of variation from most to feast desirable. Do not round intermediate calculations, Found vour answers to two dedimal places. percent of vie tiose from bolding treasury bals. Do not reubd intermedate calculation. Nousd you answers to tho decimal places. Use a minus lign to enter negative values, il ank Aithmetci from to