Problem N5716 probability theory sample size
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- σ=2.5, δ=0.35, γ=0.87 Find the minimum sample size at which, with reliability γ=0.87, the accuracy of estimating the mathematical expectation of the general population based on the sample mean will be equal to δ=0.35, if it is known that the standard deviation of the normal population is σ=2.5.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)