Mathematics, 23.03.2020 22:40 whitakers87
"A sample of 30 randomly selected oranges was taken from a large population, and their diameters were measured. The mean diameter of the sample was 91 mm and the standard deviation was 8 mm. Assuming a Normal distribution, calculate (correct to one decimal place) 85% confidence limits for the mean diameter of the whole population of oranges."
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Pls! does anybody know a shortcut for answering these types of questions in the future?
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"A sample of 30 randomly selected oranges was taken from a large population, and their diameters wer...
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