Consumer Price Index + 2.9% (Past Twelve Months)
Job Order Contracting
JULY 12, 2018
Sampling Error in the CPI The CPI is a statistical estimate that is subject to sampling error because it is based upon a sample of retail prices and not the complete universe of all prices. BLS calculates and publishes estimates of the 1-month, 2-month, 6-month, and 12-month percent change standard errors annually for the CPI-U.
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