Problem N5659 probability theory sample size
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- σ=1.5, δ=0.2, γ=0.925 Find the minimum sample size at which, with a reliability of 0.925, the accuracy of estimating the mathematical expectation of a normally distributed population based on the sample mean is 0.2, if the standard deviation of the population is known σ=1.5.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)