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Let S be a sample of size 31 from a normally distributed population Omega . It is given that the average of the data in S is 120 and the standard deviation is 18. Construct a 90% confidence interval [a, b] for the population mean based on the data in the sample.

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6 votes

Answer:

48 NO seña hfjxsmisns sisbxbd

Explanation:

nzhejsbxbddndbhwksdyanvxydjd4mnnneknwnennnnnn

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