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...
101 Questions
Representative Sample
At what point does data switch from being an outlier to part of the average? Scholars view conflicting news articles about protesters. They must decide which, if any, side is using the correct sample to draw their conclusions. It's a...
Willow Tree
Data Sampling
Some say that you can make statistics say whatever you want. It is important for learners to recognize these biases. Pupils learn about sample bias and the different types of samples.
Curated OER
Discovering Advanced Algebra More Practice Your Skills, Lessons 11.1-11.6
In this six page series of worksheet, students answer short answer questions about a variety of topics. The six topics covered in this packet are: Experimental Design (4 questions), Probability Distributions (3 multiple choice...
Curated OER
Name Brands
Students explore the possibility that a products name might bias a consumers decision to buy a particular product. The question remains to be answered, "Why do consumers buy what they buy and why that particular product?"
Curated OER
Current Events Research
Students monitor current events using on-line and traditional resources. They explore issues such as what trends they see developing in specific news issues over time and how different news stories might be interrelated.
Curated OER
Fly, Fly Away
Students use materials from their own environment to design a kite. For this kite design lesson, students research the history of kites and obtain a formal mathematical definition of a kite. Students sketch kite designs after discovering...
PBS
Pbs Online News Hour: Mac Neil Lehrer Productions: Sampling Bias, Ca Recall
In this lesson plan, students are exposed to the different types of political samples, given lists of election data and asked to differentiate between the samples, and informed as to the sources of bias in samples. In addition to...