Question #72121
A random sample of 100 record shops found that the average weekly sale of a particular record was 260 copies. With standard deviation of 96. Find the 95% confidence interval to estimate the true average sale for all shops.
1
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2017-12-28T09:38:07-0500
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28.12.17, 18:15

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Marvin Abban
28.12.17, 17:47

Thank you for the answer! I can now answer a similar question in my exams.

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