Consider the violent crime rate data in Table B. 15. Use a ten-period moving average to smooth the data. Plot both the smoothed data and the original C0 2 readings on the same axes. What has the...

Consider the violent crime rate data in Table B. 15. Use a ten-period moving average to smooth the data. Plot both the smoothed data and the original C0₂
readings on the same axes. What has the moving average done? Repeat the procedure with a four-period moving average. What is the effect of changing the span of the moving average?

TABLE B.15

U.S. National Violent Crime Rate