1.	Refer to the set of data below. If 15 were removed from the set of data, which values would change?
		A.	range and mean	B.	mode
		C.	mean, median, and range	D.	range
		Hint
	2.	Find the mean of {3, 8, 10, 1, 25}.
		A.	9	B.	8
		C.	1	D.	9.4
		Hint
	3.	Find the mode of {325, 100, 115, 621, 325, 325, 100}.
		A.	100	B.	115
		C.	273	D.	325
		Hint
	4.	You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam in order to have a mean of 80?
		A.	80	B.	100
		C.	93	D.	97
		Hint
	5.	Find the mode of {2, 2, 3, 9, 7, 9, 3, 7, 3}.
		A.	5	B.	2
		C.	3	D.	7
		Hint