Curated OER
Leveled Problem Solving Sampling Errors
In this sampling errors worksheet, students problem solve to find the sampling errors for each word problem. Students finish by finding a sampling method that might bias the last surveys.
US Department of Labor
Bureau of Labor Statistics: Cpi Faq: What Are Some Limitations of the Cpi?
As part of a list of frequently asked questions, this one discusses limitations of the Consumer Price Index.