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Mathematics, 13.03.2020 19:52 ryanez5306

A hypothesis test is to be performed. Determine the null and alternative hypotheses.

In the past, the mean running time for a certain type of flashlight battery has been 9.3 hours The manufacturer has introduced a change in the production method and wants to perform a hypothesis test to determine whether the mean running time has changed as a result.

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A hypothesis test is to be performed. Determine the null and alternative hypotheses.

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