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wrote...
Posts: 243
3 weeks ago
A supermarket claims that their checkout scanners correctly price 99.8% of the items sold. How many items would you expect to buy, on average, to find one that scans incorrectly?

▸ 99.8

▸ 200

▸ 2

▸ 500

▸ 998
Textbook 

Stats: Modeling the World


Edition: 4th
Authors:
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wrote...
Posts: 245
3 weeks ago
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