In this bias worksheet, 7th graders understand the true nature of a biased survey or sampling. Students read 2 passages of examples of a biased and an unbiased sample group and respond to 5 short answer questions about what they have read.
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Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make inferences...
7th Math CCSS: Designed
Surveys and Estimating Large Quantities
Looking for an estimation activity a bit more involved than the typical "guess the number of jellybeans in the jar" game? Here, learners use a picture to estimate the number of people at a large event, look for potential problems with...
6th - 12th Math CCSS: Designed
Identify a Representative Sample
How do you know what kind of students to pick when taking a school sample? The narrator explains what is important when considering the sample needed to represent a population. Explain to your learners the difference between biased and...
5 mins 5th - 8th Math CCSS: Designed
Understanding Biased Samples
Sometimes you think you are choosing an unbiased group to sample, but are you sure? This video shares two ways we choose biased samples and how to avoid those in the future. Your learners will see why convenience and voluntary-response...
6 mins 5th - 8th Math CCSS: Designed
Activity to Show Sample Population and Bias
There is bias in many aspects of our lives, and math is no exception! Learners explore provided data to understand the meaning of biased and random samples. The resource includes various data sets from the same population, and...
7th - 9th Math CCSS: Adaptable