Here is a histogram of the monthly CPI as reported by the Bureau of Labor Statistics (ftp://ftp.bls.gov/pub/special.requests/cpi/cpiai.txt) from 2008 through 2012:

Here is the time series plot for the same data.

a) What features of the data can you see in the histogram that aren€™t clear from the time series plot?

b) What features of the data can you see in the time series plot that aren€™t clear in the histogram?

c) Which graphical display seems the more appropriate for these data? Explain.

d) Write a brief description of monthly CPI over this time period.

Transcribed Image Text:

15 210 220 230 CPI 10 LO