4.2.2 Scatter Plots and Trend Lines − Worksheet (continued)
Example 4: Choose the scatter plot that best represents the described relationship. Explain.
Graph A
Graph B
Graph C
y
y
y
x
x
x
7. age of car and number of miles traveled
8. age of car and sales price of car
9. age of car and number of states traveled to
Example 5: 10. The scatter plot shows the total numbers of miles passengers flew on U.S. domestic flights in the month of April for the years 1997-2004. Based on this relationship, predict how many miles passengers will fly in April 2008.
U.S. Domestic Air Travel in April
42 44 46 48 50 52 38 40 36 0
1998
2002
2006
Year
223
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