If a firm has a monopoly over the sale of photographic paper and seeks to maximize profits, then:

Which of the following is not a valid reason for selecting a sample instead of studying the whole population?

Assume that the exercise price of an option is $9, and the average market price of the stock is $12.
Assuming 992 options are outstanding during the entire year, what is the number of shares to be added to the denominator of the Diluted EPS?

The clearinghouse is:

Which set of circumstances is most likely to result in a narrow confidence interval?