as randomly selected securities are combined to create a portfolio, the risk of the portfolio decreases until 10 to 20 securities are included. the portion of the risk eliminated is risk, while that remaining is risk.

Robbie owns 15 percent more movies than rebecca and rebecca owns ten percent more than joshua rebecca has 220 movies how much do robbie and joshua each have

Heights of men on a baseball team have a bell-shaped distribution with a mean of 177 cm and a standard deviation of 6 cm. using the empirical rule, what is the approximate percentage of the men between the following values? a. 159 cm and 195 cm b. 165 cm and 189 cm a. 89% of the men are between 159 cm and 195 cm. (round to one decimal place as needed.) b. 89% of the men are between 165 cm and 189 cm. (round to one decimal place as needed.)

In 1999, the u.s. announced trade sanctions worth $116.8 million, targeting goods from france, germany, italy and denmark. the sanctions were in retaliation for a ban on u.s. hormone-treated beef by which organization?