1.	Choose the scatter plot that has a prediction equation with a negative slope.
		A.		B.
		C.		D.
		Hint
	2.	A best-fit line is drawn on a scatter plot showing the average daily temperature and the number of people at a public swimming pool. The slope of the line would probably be ________
		A.	undefined.	B.	zero.
		C.	positive.	D.	negative.
		Hint
	3.	The table below shows the land-speed records to the nearest mile per hour. Draw a scatter plot for the data and use it to predict the approximate land-speed record for the year 2005. Assume the rate of increase of speed records remains the same.
		A.	830 mph	B.	980 mph
		C.	600 mph	D.	700 mph
		Hint
	4.	For which scatter plot will a good line of fit have a negative y-intercept?
		A.		B.
		C.		D.
		Hint
	5.	When finding the equation for a line of fit for a scatter plot, you should use __________.
		A.	the first and last points on the plot, with respect to the horizontal	B.	the point most characteristic of the scatter plot
		C.	all of the points on the plot	D.	two points that you think represent the data well
		Hint