1.	In a stem-and-leaf plot, ______.
		A.	the stems are on the right side and the leaves are on the left side
		B.	0 can never be a stem
		C.	0 can never be a leaf
		D.	a key is used to describe what the numbers in the plot represent.
		Hint
	2.	The table shows the scores of 20 students on a history test. Which is a histogram of the data?
		A.		B.
		C.		D.
		Hint
	3.	A line plot gives a fairly good representation of the distribution of data.
		A.	False, because not all of the data is represented.
		B.	False, the best distribution is always shown with a circle graph.
		C.	False, because the data that occurs the most is not shown.
		D.	True
		Hint
	4.	Which type of display is most appropriate for showing scores on a standardized exam in a particular city?
		A.	bar graph	B.	line plot
		C.	scatter plot	D.	histogram
		Hint
	5.	What statistical measure(s) would you use if you wanted to know the answer to this question on a survey: How many hours do students typically spend on homework every night?
		A.	median	B.	all answers are correct
		C.	mean	D.	mode
		Hint
	6.	What data would you display using a stacked bar graph?
		A.	the number of colors in a set of markers
		B.	the number of commuter trains leaving the station at 7:00 A.M. and at 7:30 A.M.
		C.	the number of computers in a classroom
		D.	the number of sunny and cloudy days in January, February, and March
		Hint