Curated OER
Sampling Bias And the California Recall
Using a 2002 California Gray David recall vote as an example, young statisticians identify sources of bias in samples and find ways of reducing and eliminating sampling bias. They consider ways to select random samples from a...
Curated OER
Interpreting Data and Statistics
Students define random sample and complete surveys. In this algebra instructional activity, students create surveys and define the way people analyze these results. They discuss random sample as it relates to the Great Depression and...