Question: Suppose we use the sample average of observed log-returns to estimate the mean log-return for a portfolio. We know that the observed sample average will

"Suppose we use the sample average of observed log-returns to estimate the mean log-return for a portfolio. We know that the observed sample average will almost certainly differ from the true mean return, but a confidence interval based on the sample average has some positive probability of including the true mean return." Do you agree with this statement? Please explain your response.

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2. To understand that as a general rule it takes about 3 minutes before the other part(s) have made up a 90% impression of you.

3. To understand that the first impression means a lot, and it takes a lot of energy to change this first impression.

Go, do not wait until I come