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What's on the worksheet
- A pizza shop takes 57 phone orders on a Friday evening.
- At a circuit-board plant, each board fails its final electrical test with chance 0.12, independently of the others (a made-up chance).
- At a gem-mining attraction, each bag of rough sand holds a garnet with chance 0.07, independently of the other bags (a made-up chance).
- A park ranger walks an owl-survey route, playing a recorded call at each listening point; at each point an owl answers with the same chance p,…
- Andre draws caricatures at a weekend fair.
- In a made-up model, each student who enters a lecture hall is left-handed with chance 0.1, independently.
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The free lesson teaches it with worked examples and practice problems.
Mean and standard deviation of a binomial: the lesson ›More Chapter 5 worksheets: Binomial and geometric distributions
- 5.1The binomial setting
- 5.2The binomial probability formula
- 5.3Mean and standard deviation of a binomial
- 5.4Shape of a binomial and the normal approximation
- 5.5The geometric distribution
- 5.6Mean and standard deviation of a geometric random variable