Returns Year X Y 1 15 % 20 % 2 18 30 3 9 15 4 â 9 â 16 5 10 20
Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. (Do not round intermediate calculations. Enter your average return and standard deviation as a percent rounded to 2 decimal places, e.g., 32.16, and round the variance to 5 decimal places, e.g., 32.16161.)
X Y Average return % % Variance Standard deviation % %
| Returns | |||||||
| Year | X | Y | |||||
| 1 | 15 | % | 20 | % | |||
| 2 | 18 | 30 | |||||
| 3 | 9 | 15 | |||||
| 4 | â | 9 | â | 16 | |||
| 5 | 10 | 20 | |||||
| Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. (Do not round intermediate calculations. Enter your average return and standard deviation as a percent rounded to 2 decimal places, e.g., 32.16, and round the variance to 5 decimal places, e.g., 32.16161.) |
| X | Y | |
| Average return | % | % |
| Variance | ||
| Standard deviation | % | % |
Related questions
| Youâve observed the following returns on Crash-n-Burn Computerâs stock over the past five years: 13 percent, â13 percent, 20 percent, 25 percent, and 10 percent. |
| a. | What was the arithmetic average return on Crash-n-Burnâs stock over this five-year period? (Round your answer to 1 decimal place. (e.g., 32.1)) |
| Average return | % |
| b-1 | What was the variance of Crash-n-Burnâs returns over this period? (Round your answer to 5 decimal places. (e.g., 32.16161)) |
| Variance |
| b-2 | What was the standard deviation of Crash-n-Burnâs returns over this period? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16)) |
| Standard deviation | % |
| Youâve observed the following returns on Doyscher Corporationâs stock over the past five years: â26.7 percent, 14.8 percent, 32.6 percent, 2.9 percent, and 21.9 percent. |
| Requirement 1: |
| What was the arithmetic average return on the stock over this five-year period? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).) |
| Arithmetic average return | % |
| Requirement 2: |
| (a) | What was the variance of the returns over this period? (Do not round intermediate calculations. Round your answer to 6 decimal places (e.g., 32.161616).) |
| Variance |
| (b) | What was the standard deviation of the returns over this period? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).) |
| Standard deviation | % |
