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An entomologist sprayed 120 adult Melon flies with a specific low concentration of malathion and observed their survival times. The mean and standard deviation were
An entomologist sprayed 120 adult Melon flies with a specific low concentration of malathion and observed their survival times. The mean and standard deviation were found to be 18.3 and 4.8 days, respectively. Use these data to construct a 99% confidence interval for the true mean survival time. Round endpoints to one decimal place. Confidence interval = , days
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