To drill or not to drill? An informative unit has scholars first research the advantages and disadvantages of oil drilling in Alaska. They set up and conduct a sample survey to assess attitudes toward oil drilling in a specific...

A good understanding of local economics requires a lot of data. Scholars design and conduct an experimental survey to collect information about economic issues affecting their regions. They analyze their findings and prepare a...

Explore the power of mathematics through this two-week statistics unit. Pupils learn about several climate-related issues and complete surveys that communicate their perceptions. They graph both univariate and bivariate data and use...

[Free Registration/Login may be required to access all resource tools.] Understanding bias in surveys and samples.

[Free Registration/Login may be required to access all resource tools.] This concept introduces to students to the difference between a census and a sample, and how to identify sampling error and bias.

[Free Registration/Login may be required to access all resource tools.] Learn how to use surveying and sampling to collect accurate data.

[Free Registration/Login may be required to access all resource tools.] This Concept introduces students to methods for reducing bias.

Students learn about the concept of taking a survey by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.

Practice problems identifying bias.

How do public opinion polls work? And, more importantly, are they accurate? Jason Robert Jaffe reveals the complexities and biases of polls and provides tips on how to think about polls as we make everyday decisions. [4:25]