Mathematics, 02.06.2021 14:50 jinjuwdjesus
A researcher wishes to estimate the proportion of adult males who are under 5’5”. She wants to be 90% confident that her estimate is within 5% of the true proportion. If 30 males in a previous sample of 300 were under 5’5”, how large a sample should be taken?
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A researcher wishes to estimate the proportion of adult males who are under 5’5”. She wants to be 90...
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