HURRY ANSWER Determine whether the graph shows a positive correlation, a negative correlation, or no correlation. If there is a positive on
negative correlation, describe its meaning in the situation.
Consumer Price Index, 1950-2002
700
600+
500
400
300
200+
100
1950
1960
1970
1980
1990
2000
Year
Source: Bureau of Labor Statistics, U.S. Dept. of Labor
a. no correlation
b. positive correlation; as time passes, the CPI increases.
C.positive correlation as time passes