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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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lihui lihui
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4 years ago
In the past, the mean running time for a certain type of flashlight battery has been 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 increased as a result. The hypotheses are:
H0: μ = 8.9 hours
Ha: μ > 8.9 hours
Identify the Type I error.

▸ Fail to reject the claim that the mean running time is 8.9 hours when actually the mean running time is  greater than s.

▸ Reject the claim that the mean running time is 8.9 hours when actually the mean running time is
s.

▸ Fail to reject the claim that the mean running time is 8.9 hours when actually the mean running time is  s.

▸ Reject the claim that the mean running time is 8.9 hours when actually the mean running time is
s.
Textbook 
Statistical Reasoning for Everyday Life

Statistical Reasoning for Everyday Life


Edition: 5th
Authors:
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MikaelDevostMikaelDevost
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4 years ago
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lihui Author
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4 years ago
This helped my grade so much Perfect
jmendoza
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Yesterday
Thanks for your help!!
smdavis
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2 hours ago
Smart ... Thanks!
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