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What's on the worksheet
- Word problem: sourdough loaf masses modeled as normal.
- Word problem: ferry crossing times, with a shaded region on the curve.
- Word problem: the share of wooden dowels accepted by diameter.
- Word problem: crossword times for a puzzle app, using a z-score.
- Word problem: times a bus takes to run one route.
- Word problem: the mean needed so 99% of floor tiles are at least 300 mm.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Normal calculations: areas and percentiles: 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