please answer questions below !

Please scan your hand-written homework or take a picture of it and upload it to BrightSpace. If the questions are from my lecture notes, don't copy the answers on the notes. (No points for copied answers.) Please show details of your calculations. Risk and return - forward-looking scenarios (Handwritten solutions required.) 1. Taggart Inc's stock has a 50% chance of producing a 36% return, a 30% chance of producing a 10% return, and a 20% chance of producing a 28% return. What is the firm's expected rate of return? What is the variance on the firm's return? What is the standard deviation on the firm's return? Do not round your intermediate calculations. 2. Dothan Inci's stock has a 25% chance of producing a 16% return, a 5026 chance of producing a 12% return, and a 25% chance of producing a 18% return. What is the firm's expected rate of return? What is the variance on the firm's return? What is the standard deviation on the firm's return? Do not round your intermediate calculations. Risk and Return with Historical Data (Video 8, Excel Exercise) 1. Download historical month-end price from Jan. 2010 to Jan. 2022 for your favorite stock from finance.yahoo.com and save them in an Excel file. After you download the Excel, you only need to keep adjusted closing price. This is the price adjusted for dividend and stock splits. Calculate its risk and expected return. Remember to label your answers. 2. Following video 12, download historical month-end price from Jan. 2010 to Jan. 2023 SP500 index (Ticker: ^GSPC) finance.yahoo.com and save them in an Excel file. Keep adjusted closing price. calculate SP500, the market portfolio's risk and return. Label your answers. - The "download" button is not available on finance,yahoo, anymore. Here is how to download the data. - Highlight the data including the header for each column on finance,yahoo, page - Open Excel worksheet, click cell " A1= right click your mouse, choose "paste special" = choose "Text" Coefficient of Variance (Handwritten solutions required.) 1. Cheng Inc. is considering a capital budgeting project that has an expected return of 24% and a standard deviation of 30%. What is the project's coefficient of variation? Do not round your intermediate calculations. Round the final answer to 2 decimal places. 2. Bae Inc. is considering an investment that has an expected return of 45% and a standard deviation of 10%. What is the investment's coefficient of variation? Do not round your intermediate calculations. Round the final answer to 2 decimal places