The amount of material used in making a custom sail for a sailboat is normally distributed with a standard deviation of 64 square feet. for a random sample of 15 sails, the mean amount of material used is 912 square feet. which of the following represents a 99% confidence interval for the population mean amount of material used in a custom sail? a. 912 ± 49.2b. 912 ± 46.8c. 912 ± 42.6d. 912 ± 44.3

Before contacting the news or print media about your business, what must you come up with first ? a. a media expertb. a big budgetc. a track recordd. a story angle

The total value of your portfolio is $10,000: $3,000 of it is invested in stock a and the remainder invested in stock b. stock a has a beta of 0.8; stock b has a beta of 1.2. the risk premium on the market portfolio is 8%; the risk-free rate is 2%. additional information on stocks a and b is provided below. return in each state state probability of state stock a stock b excellent 15% 15% 5% normal 50% 9% 7% poor 35% -15% 10% what are each stock’s expected return and the standard deviation? what are the expected return and the standard deviation of your portfolio? what is the beta of your portfolio? using capm, what is the expected return on the portfolio? given your answer above, would you buy, sell, or hold the portfolio?

You are to receive five gold coins from your great uncle as an incentive to study hard. the coins were originally purchased in 1982. your great uncle will deliver the coins the week after finals (assuming your grades are "acceptable"). the amount your great uncle paid for the coins is a(n): indirect cost. overhead cost. opportunity cost. sunk cost.