5. BASEBALL The scatter plot shows the average price of a major-league baseball ticket from 1997 to 2006.
a. Use the points (2001, 17.60) and (2002, 18.75) to write
Baseball Ticket Prices
the slope-intercept form of equation for the line of fit
shown in the scatter plot.
24
22
20
Average Price ($)
12.
0
'97 98 99 00 01 02 03 04 05 06
Year
b. Use your equation to tell the price of a ticket in 2009. Is
this extrapolation or interpolation?
Source: Team Marketing Report, Chicago
U. S. Foodborne Botulism Cases
2001 2002 2003 2004 2005
6.
NISFASE The table shows the number of cases of Foodborne