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What's on the worksheet
- Word problem: lengths of cucumbers modeled as normal and how the spreadsheet writes it.
- Word problem: the peak height and spread of button diameters.
- Word problem: a firewood seller's delivery charges as a linear function of a normal weight.
- Decide whether a normal model is reasonable for each variable and explain.
- Word problem: the normal model for sunflower heights, from the figure.
- Compare the pod lengths of two bean varieties with different means and spreads.
Teach it first
The free lesson teaches it with worked examples and practice problems.
The normal distribution: 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