Data on violent crime rates is given in Table B.l5. Plot the data and calculate the sample

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Data on violent crime rates is given in Table B.l5. Plot the data and calculate the sample autocorrelation function. Is there an indication of nonstationary behavior in the time series? Now plot the first difference of the time series and compute the sample autocorrelation function of the first differences. What impact has differencing had on the time series?

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Introduction To Time Series Analysis And Forecasting

ISBN: 9780471653974

1st Edition

Authors: Douglas C. Montgomery, Cheryl L. Jennings, Murat Kulahci

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