Mathematics, 23.11.2019 02:31 softball2895
If the reported national success rate for a particular operation is 80%, what number of unsuccessful operations would you expect to find in a review of 100 records in your hospital if your rate is the same as the national average?
b suppose you found records for 25 unsuccessful operations among the 100 surveyed. is there enough evidence to conclude that the success rate is different from the national experience?
c what would be your conclusion if you found 250 unsuccessful operations in a review of 1000 records?
Answers: 2
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Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?
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If the reported national success rate for a particular operation is 80%, what number of unsuccessful...
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