Over a 10-year sample period, the mean return and the standard deviation of annual returns on a

Question:

Over a 10-year sample period, the mean return and the standard deviation of annual returns on a you are analyzing were 10% and 15%, respectively. You assume that returns are normally distributed. Construct the 95% confidence interval for the population mean.

Portfolio
A portfolio is a grouping of financial assets such as stocks, bonds, commodities, currencies and cash equivalents, as well as their fund counterparts, including mutual, exchange-traded and closed funds. A portfolio can also consist of non-publicly...