A production manager tests 10 lightbulbs and finds their mean lifetime is 442 hours. She then designs a sales package for this t
ype of bulb. It states that consumers can expect the bulb to last approximately 450 hours. This is an example of what phase of inferential statistics?
2 answers:
probability-based inference
Answer:
probability-based inference
Step-by-step explanation:
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Step-by-step explanation:
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Answer:
7/4
Step-by-step explanation:
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