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Mathematics, 27.04.2020 02:27 alextoro
A production manager at a wall clock company wants to test their new wall clocks. The designer claims they have a mean life of 14 years with a variance of 25.
If the claim is true, in a sample of 50 wall clocks, what is the probability that the mean clock life would be greater than 12.5 years? Round your answer to four decimal
places.
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A production manager at a wall clock company wants to test their new wall clocks. The designer claim...
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