(Solved) Write a correct null and alternative hypothesis for testing the claim that the mean life of a battery for a cell phone is at least 75
Question: Write a correct null and alternative hypothesis for testing the claim that the mean life of a battery for a cell phone is at least 75 hours
Deliverable: Word Document 
![[Steps Shown] Write a correct alternative hypothesis](/images/solutions/MC-solution-library-60877.jpg "[Steps Shown] Write a correct alternative hypothesis that tests")
[Steps Shown] Write a correct alternative hypothesis that tests
![[Step-by-Step] If you are constructing a 95%](/images/solutions/MC-solution-library-60878.jpg "[Step-by-Step] If you are constructing a 95% confidence interval")
[Step-by-Step] If you are constructing a 95% confidence interval
![[All Steps] Consider the sample data below:](/images/solutions/MC-solution-library-60879.jpg "[All Steps] Consider the sample data below: 46 43 54 29 26 43 40")
[All Steps] Consider the sample data below: 46 43 54 29 26 43 40
![[See Solution] A researcher is interested in](/images/solutions/MC-solution-library-60880.jpg "[See Solution] A researcher is interested in estimating the noise")
[See Solution] A researcher is interested in estimating the noise
Solution: A sample size of 50 is used to test Ho: μ =35 vs.
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