5692. σ=17.4, δ=5.4, γ=0.945. Find the minimum sample size at which, with reliability γ=0.945, the accuracy of estimating the mathematical expectation a of the population based on the sample mean is δ=5.4, if the standard deviation σ=17.4 of a normally distributed population is known.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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