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Mathematics, 09.08.2019 00:10 bryanna0105

In san jose a sample of 73 mail carriers showed that 30 had been bitten by an animal during one week. in san francisco in a sample of 80 mail carriers, 16 had received animal bites. is there a significant difference in the proportions? use a 0.05. find the 95% confidence interval for the difference of the two proportions.

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