1.	Find the median of the data in the stem-and-leaf plot.
		A.	12	B.	19
		C.	23	D.	21
		Hint
	2.	Find the range of the data.
		A.	23	B.	42.5
		C.	61	D.	19.5
		Hint
	3.	Find the lower quartile of the data.
		A.	29.5	B.	2
		C.	19.5	D.	42.5
		Hint
	4.	Find the upper quartile of the data.
		A.	19.5	B.	42.5
		C.	29.5	D.	63
		Hint
	5.	Find the interquartile range of the data.
		A.	13	B.	61
		C.	10	D.	23
		Hint