With the infromstion provided from the text, what else should I enter into the "Input area"? Thanks!

a. If ycuar porifolio is inveried 40 percent each in A and B and 20 percent in C, what is the portfolio expected return? The variance? The utandard deviation 7 b. If the expected T-bill rale is 3.70 percent, what is the expecsed risk premium oe the portfolio? c. If the expected infletios rele in 3.30 percent, what are the apgroximate and exact expected real returns on the portfolio? What are the approximale and exact eigccie real risk premiums on the portfolio? Chapter 13 Question 23 Input area: \begin{tabular}{rc|c|c|c} State & Probability & Stock A & Stock B & Stock C \\ \cline { 3 - 5 } Boom & 0.25 & 0.13 & 0.29 & 0.60 \\ Normal & 0.60 & 0.08 & 0.11 & 0.13 \\ Bust & 0.15 & 0.02 & (0.18) & (0.45) \end{tabular} weights \#VALUE! b. T-bill rate c. Inflation rate