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Home Q & A Board Science-Related Homework Help Mathematics
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LRotundo LRotundo
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6 years ago
We are interested in selecting a sample from a population of size 4,000 in order to develop an approximate 95 confidence interval estimate of the population mean. A pilot study has resulted in a standard deviation of 600 . What should be the sample size if we do not want the sampling error to exceed 200?
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alarosealarose
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6 years ago
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LRotundo Author
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6 years ago
Helped a lot
Jadakiss
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Yesterday
You make an excellent tutor!
klyn
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2 hours ago
Good timing, thanks!
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