Stratified mean-per-unit (MPU) sampling is a statistical technique that may be more efficient than unstratified MPU because it usually A. May be applied to populations in which many monetary misstatements are expected to occur
B. Produces an estimate having a desired level of precision with a smaller sample size
C. Increases the variability among items in a stratum by grouping sampling units with similar characteristics
D. Yields a weighted sum of the strata standard deviations that is greater than the standard deviation of the population

After hearing a knock at your front door, you are surprised to see the prize patrol from a large, well-known magazine subscription company. it has arrived with the good news that you are the big winner, having won $21 million. you have three options.(a) receive $1.05 million per year for the next 20 years.(b) have $8.25 million today.(c) have $2.25 million today and receive $750,000 for each of the next 20 years.your financial adviser tells you that it is reasonable to expect to earn 13 percent on investments.

Vortex company operates a retail store with two departments. information about those departments follows. department a department b sales $ 800,000 $ 450,000 cost of goods sold 497,000 291,000 direct expenses salaries 125,000 88,000 insurance 20,000 10,000 utilities 24,000 14,000 depreciation 21,000 12,000 maintenance 7,000 5,000 the company also incurred the following indirect costs. salaries $36,000 insurance 6,000 depreciation 15,000 office expenses 50,000 indirect costs are allocated as follows: salaries on the basis of sales; insurance and depreciation on the basis of square footage; and office expenses on the basis of number of employees. additional information about the departments follows. department square footage number of employees a 28,000 75 b 12,000 50 required: 1. determine the departmental contribution to overhead and the departmental net income for department a and department b.

The director of the federal trade commission (ftc) bureau of consumer protection warned that the agency would bring enforcement action against small businesses that select one: a. failed to inform the public about network failures in a timely manner b. failed to transmit sensitive data c. did not report security breaches to law enforcement d. lacked adequate policies and procedures to protect consumer data.