PROBLEM SOLVING WITH TREND LINES 2.75
2.50
Part I: The scatter plot at the left shows the
cost of gas per gallon during certain years.
Use the scatter plot to answer questions 1-5.
2.25
2.00
2017-1970 = ?
1.75
1.50
PRICE OF GAS PER GALLON ($)
1.25
Y=0.05(?) +0.25
1.00
.75
.50
.25
5
10
15 20 25 30 35 40 45 50
YEARS (SINCE 1970)