Problem

Consumer Price Index. The U.S. Consumer Price Index (CPI) in recent years is given i...

Consumer Price Index. The U.S. Consumer Price Index (CPI) in recent years is given in Table 3. A scatter plot of the data and linear regression line are shown in the figure, where x represents years since 2000.

(A) Interpret the slope of the model.

(B) Predict the CPI in 2020.

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