Problem N5665 probability theory sample size
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- σ=1.3, δ=0.7, γ=0.95. Find the minimum sample size at which, with reliability γ=0.95, the accuracy of estimating the mathematical expectation of a normally distributed population based on the sample mean is δ=0.7, if the standard deviation σ=1.3 of a normally distributed population is known.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)