Use the following information to calculate the standard deviation of Pirate Corporation’s projected returns.

State of Economy Probability of State Occurring Rate of Return
Strong 0.3 20%
Normal 0.4 10%
Weak 0.3 5%

Which of the following is a primary concern of top managers? a)supervising nonmanagerial employees b)deciding which goods a company should produce c)supervising first-line managers d)developing and fine-tuning employee skills e)training, motivating, and rewarding salespeople.

Amathematical approximation called the rule of 70 tells us that the number of years that it will take something that is growing to double in size is approximately equal to the number 70 divided by its percentage rate of growth. thus, if mexico's real gdp per person is growing at 7 percent per year, it will take about 10 years(=70/7) to double. apply the rule of 70 to solve the following problem. real gdp per person in mexico in 2005 was about $11,000 per person, while it was about $44,000 per person in the u.s. if real gdp per person in mexico grows at the rate of 5 percent per year: how long will it take mexico's real gdp per person to reach the level that the united states was at in 2005? (hint: how many times would mexico's 2005 real gdp per person have to double to reach the u.s.'s 2005 real gdp per person?

Excel allows you to take a lot of data and organize it in one document. what are some of the features you can use to clarify, emphasize, and differentiate your data?