The average American male wears a size 10 shoe and spends 4 hours a year tying a tie. The average American female college student owns 3.5 pairs of jeans. The average American laughs 15 times daily, swallows 215 aspirin tablets a year, and has a dog weighing 32 pounds.
a. Select one of these estimates. How do you suppose it was derived?
b. What sampling method would you use to update each of these statistics? What problems would you anticipate?
c. Could a census be used?
d. Are the populations finite or infinite?