Directions: Use your graphing calculator for questions 3-8.
3. The table below shows the value of a car based a) Write an equation for the line of best fit.
on the number of miles displayed on its
odometer.
y=2x +1
Miles
Value
5,000
$25,500
12,000
$24,800
18,000 $24,200
24,000 $23,600
30,000
$23,000
50,000
$21,000
4. The table below shows the number of rabbits
at a petting farm each year since 2008.
Year
2008
2009
2010
2011
2012
2013
Rabbits
14
24
30
39
45
57
b) Estimate the value of the car if its odometer
reads 95,000 miles.
a) Write an equation for the line of best fit.
b) Estimate the number of rabbits at the farm in
2016.
e Gina Wilson (All Things Algebra", LLC), 2012-2017