Math
posted by Julie .
A country's Consumer Price Index (CPI) is a measure of the cost of living. The inflation rate is the annual relative rate of change of the CPI. Use the data in the following table to estimate the inflation rate for each of years 2007–2012.
Year 2007
CPI 202.077
Year 2008
CPI 211.03
Year 2009
CPI 211.132
Year 2010
CPI 216.696
Year 2011
CPI 220.637
Year 2012
CPI 210.938

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