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Mistakes in Restaurant Bills. About 12.5% of restau- rant bills are incorrect. If 200 bills are selected at ran- dom, find the probability that at least 22 will contain an error. Is this likely or unlikely
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Nov 7, 2020
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Mistakes in Restaurant Bills. About 12.5% of restau-
rant bills are incorrect. If 200 bills are selected at ran-
dom, find the probability that at least 22 will contain an
error. Is this likely or unlikely to occur?
Source: Harper's Index.
Mathematics
middle-school
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Franziskus Karsunke
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Nov 11, 2020
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Franziskus Karsunke
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