urgent please help

Mr. Sam Golff desires to invest a portion of his assets in rental property. He has narrowed his choices down to two apartment complexes, Palmer Heights and Crenshaw Village. After conferring with the present owners, Mr. Golff has developed the following estimates of the cash flows for these properties. Palmer Heights Yearly Aftertax Cash Inflow in thousands Probability 0.2 35 50 65 70 $ 30 8.2 0.2 0.2 0.2 Crenshaw Village Yearly Artertax Cash Inflow Cin thousands) Probability $ 35 8.4 40 8.2 50 2.1 60 0.3 a. Find the expected cash flow from each apartment complex. (Enter your answers in thousands (e.g, $10,000 should be enter as "10")) Palmer Heights Crenshaw Village Expected Cash Flow (in thousands $ 50 $ 45 b. What is the coefficient of variation for each apartment complex? (Do not round Intermediate calculations. Round your answers to 3 decimal places