Problem N5677 probability theory sample size
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- σ=5.5, δ=0.5, γ=0.975 Find the minimum sample size at which, with reliability γ=0.975, the accuracy of estimating the mathematical expectation of a normally distributed population based on the sample mean is δ=0.5, if the mean is known standard deviation σ=5.5 of a normally distributed population.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)