Math Solutions

[Steps Shown] A researcher wants to carry out a hypothesis test involving the mean for a sample of size n = 18. She does not know the true value of the

Question: A researcher wants to carry out a hypothesis test involving the mean for a sample of size n = 18. She does not know the true value of the population standard deviation, but is reasonably sure that the underlying population is approximately normally distributed. Should she use a z test or t test in carrying out the analysis? Why?

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Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document


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