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What's on the worksheet
- Word problem: samples of 25 bottles simulated to study prize codes under the caps.
- Word problem: samples of running app members' weekly distances.
- Word problem: samples of sentence lengths from a novel of 6,000 sentences.
- Word problem: Arjun's sample of 100 families about a later school start.
- Judge a news site's reported margin of error for a sample of 400 bus riders.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Simulating a sampling distribution and a margin of error: the lesson ›More Chapter 13 worksheets: The normal distribution and introductory inference
- 13.1Density curves: area, mean and median
- 13.2The normal distribution
- 13.3z-scores and the empirical rule
- 13.4Standardizing a data set
- 13.5The standard normal distribution
- 13.6Normal calculations: areas and percentiles
- 13.7Checking whether data look normal
- 13.8Simulating a sampling distribution and a margin of error
- 13.9Comparing two treatments by re-randomizing