• Lesson Plans


    This lesson considers the fundamentals of sampling and attributes of populations versus samples, as well as sampling bias. Two methods for creating valid samples – simple random sampling and stratified sampling – are also discussed.

    Sample Topics

    • Literary Digest poll
    • Ann Landers advice column
    • College GPA
    • Email spam filters

    Lesson Targets

    • Define populations versus samples
    • Discuss sampling bias, including selection bias and nonresponsive bias
    • Define and create a simple random sample and a stratified sample
    • Determine when to sample with or without replacement

    Materials Included

    • Lesson overview with instructor's notes
    • Activity sheet containing 16 exercises
    • Activity answer key

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