everything but question 1

Enter Answers Correct Answers Points as stated (10 Points Total) Below Below Q1) What is the total percentage return for an investor who purchased a stock for $7.46, received $1.16 in dividend payments, and sold the stock for $10.43? (2 points) Q2) A stock had the following annual returns: 01.10%, -19.74%, -18.61%, and 02.25%. What is the stock's: a) expected return? (1 point) What is the stock's: b) variance? (1 point) What is the stock's: c) standard deviation? (1 point) INSTRUCTIONS Q3) A stock has monthly returns of 19.88%, 24.27% 26.63%, and - 11.85%. What is the stock's geometric average return? (2 points) When inputting an answer, round your answer to the nearest 2 decimal places (for VARIANCE round to 4 decimal places). If you need to use a calculated number for further calculations, DO NOT round until after all calculations have been completed. For the final answer, Round to 2 decimal places (for VARIANCE round to 4 decimal places). Q4) A stock has an expected return of 07.83% and a standard deviation of 10.67%. For this stock, what are the Upper range of 68% confindence interval (0.5 points) b) Lower range of 68% confindence interval: (0.5 points) c) Upper range of 95% confindence interval: (0.5 points) d) Lower range of 95% confindence interval: (0.5 points) e) Upper range of 99% confindence interval: (0.5 points) f) Lower range of 99% confindence interval: (0.5 points)