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Problem N5556 probability theory confidence interval
5556. x̅=20.12, n=25, σ=3. Given the standard deviation σ=3, the sample mean x̅в=20.12 and the sample size n=25 of a normally distributed feature. Find the confidence interval for estimating the mathematical expectation a with a given reliability γ=0.99.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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Discount for regular customers! If the total of your purchases from the seller
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