1		Economists make extensive use of graphs because they are interested in abstract relationships between X's and Y's.
			A)	True
			B)	False
2		If two variables are directly (positively) related, they both can increase but they both can not decrease.
			A)	True
			B)	False
3		The variables GPA and study time are likely to be inversely related.
			A)	True
			B)	False
4		The variables GPA and time spent socializing are likely to be inversely related.
			A)	True
			B)	False
5		The slope of a horizontal line is 0.
			A)	True
			B)	False

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6		What is the relationship between study time and GPA?
			A)	positive
			B)	inverse
			C)	negative
			D)	indirect
7		If you study 15 hours per week, what is your GPA?
			A)	.5
			B)	1.5
			C)	2.0
			D)	4.0
8		If you never study, what is your GPA?
			A)	0
			B)	.5
			C)	2.0
			D)	4.0
9		After 35 hours, how much will an increase in study time increase your GPA?
			A)	by .1 per hour studied
			B)	by larger amounts as you study more
			C)	by .5 per hour studied
			D)	not at all
10		What is the slope of the line?
			A)	0
			B)	.1
			C)	1.0
			D)	4