Which aspect of supervision ensures that the interviewers strictly follow the sampling plan rather than select sampling units based on convenience or accessibility?

If it is known what percentage of the time each player plays each strategy, then the value of a two-person game can be computed

A) from only the optimal strategy row. B) from only the optimal strategy column. C) from any column or row. D) except for a zero sum game. E) None of the above

Which of the following is not a valid reason to carry Medical Payments coverage?

A) Guests injured in an automobile accident might hesitate to sue their hosts. B) A negligent host would probably feel a moral obligation to pay for medical bills for injured guests. C) To facilitate settlement for relatively small amounts of medical expense D) To provide reasonably priced health insurance for the insured and his family