Question
In Illinois, an adult woman sleeps 7 hours per night. A study used a random sample from Chicago found that on average an adult from
In Illinois, an adult woman sleeps 7 hours per night. A study used a random sample from Chicago found that on average an adult from Chicago sleeps 6.25 hours per night with a standard deviation of 3.5. Which hypothesis test should be used to determine whether the sample includes less than the average (of 7) sleeping hours per night in Illinois?
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Several Real Variables
Authors: Shmuel Kantorovitz
1st Edition
3319279564, 9783319279565
