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Problem N5722 probability theory sample size

Problem N5722 probability theory sample size

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Product description

  • Assuming a normal population with σ=4 sec., determine the minimum amount of testing that needs to be carried out so that, with reliability γ=0.93, the accuracy of estimating the general average processing time of a part is δ=1.5 sec.

Additional information

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)