Problem N5720 probability theory sample size
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- σ=3.5, δ=0.45, γ=0.75. Find the minimum sample size at which, with a reliability of γ=0.75, the accuracy of estimating the mathematical expectation of the population based on the sample mean will be δ=0.45, if it is known that the standard deviation of the normal population is σ=3.5.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)