1.	A sample should be ______.
		A.	representative of the general population	B.	half the size of the population
		C.	less than ten in the general population	D.	not representative of the general population
		Hint
	2.	A music store surveyed some of their customers. What fraction chose country as their favorite type of music?
		A.		B.
		C.		D.
		Hint
	3.	What percent of those surveyed chose jazz as their favorite music?
		A.	about 36%	B.	about 26%
		C.	about 11%	D.	about 28%
		Hint
	4.	Roberto wants to take a survey on favorite foods. Which sample would give the most appropriate results?
		A.	A poll of 30 customers at a steak house.
		B.	A poll of 30 customers at a fast food restaurant.
		C.	A random telephone poll of 30 people.
		D.	A poll of 30 customers at a pizza restaurant.
		Hint
	5.	To determine what people think about the construction of a new school, the school board asks citizens to call a certain number and express their opinions. Describe the sample used by the school board.
		A.	The sample is unbiased because it is a simple random sample.
		B.	The sample is biased because it is a voluntary response sample.
		C.	The sample is unbiased because it is a systematic random sample.
		D.	The sample is biased because it is a convenience sample.
		Hint