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Problem N5724 probability theory sample size
Uploaded:
09.05.2023
Content: teorver_5724.doc 23,5 kB
Content: teorver_5724.doc 23,5 kB
Product description
5724. Automatic machine stamps rollers. Based on a sample of volume n=100, the sample average of the diameters of the manufactured rollers was calculated. Find with a reliability of 0.95 the accuracy δ with which the sample mean estimates the mathematical expectation of the diameters of the manufactured rollers, knowing that their standard deviation σ=2 mm. It is assumed that the diameters of the beads are normally distributed.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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