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What's on the worksheet
- A teacher randomly assigns 20 students to two ways of studying the same list of 30 vocabulary words, 10 students each:
- A puzzle game has two tutorials for new players:
- A music teacher wonders whether practicing a hard passage with a metronome changes whether a student can play it with no mistakes at the end of a…
- A gardener has five young pepper plants of the same kind.
- A gardener spreads straw mulch around 12 of her 20 raspberry canes, chosen at random, and none around the other 8.
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The free lesson teaches it with worked examples and practice problems.
Comparing two treatments by re-randomizing: the lesson ›More Chapter 8 worksheets: Inference for proportions: significance tests
- 8.1Comparing two treatments by re-randomizing
- 8.2Null and alternative hypotheses
- 8.3Test statistic
- 8.4p-values and the significance level
- 8.5Deciding and concluding from a p-value
- 8.6One sample test for a proportion
- 8.7Test for a difference of proportions
- 8.8Type I and Type II errors
- 8.9Power and what raises it
- 8.10Cautions about significance