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6 November, 04:06

A production manager tests 10 toothbrushes and finds that their mean lifetime is 450 hours. she then designs a sales package for this type of toothbrush. it states that consumers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics?

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  1. 6 November, 05:32
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    The answer was "Probability-based inference", you got apex too?
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Home » Mathematics » A production manager tests 10 toothbrushes and finds that their mean lifetime is 450 hours. she then designs a sales package for this type of toothbrush. it states that consumers can expect the toothbrush to last approximately 460 hours.
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