1.	Based on the line plot, what is the highest score?
		A.	71	B.	100
		C.	75	D.	21
		Hint
	2.	Based on the line plot, what is the lowest score?
		A.	71	B.	75
		C.	21	D.	100
		Hint
	3.	Based on the line plot, how many students scored above 90 or below 50?
		A.	10	B.	9
		C.	4	D.	5
		Hint
	4.	Find the median of {55, 21, 47.4, 69, 71}.
		A.	55	B.	71
		C.	21	D.	47.4
		Hint
	5.	The median is the _________ of a set of numbers.
		A.	average	B.	middle number
		C.	most frequent	D.	highest number
		Hint