In a study, the total organochlorines present in milk samples were recorded from a random sample of 42 donors in a certain region. How do you construct a 99% confidence interval for the true mean amount of organochlorines in the milk?
The sample mean amount of organochlorines in milk was found to be 133.9 and the sample standard deviation was 100.4.
The sample mean amount of organochlorines in milk was found to be 133.9 and the sample standard deviation was 100.4.
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