Posted: November 9th, 2015

case Assignment

case Assignment
A researcher conducts a test on the effectiveness of a cholesterol treatment on 114

total subjects. Assuming the tails of distributions are normal distribution, is

there evidence that the treatment is effective?

Cholesterol Decreased
No Cholesterol Decrease
Total
Treatment
38
18
56
No treatment
30
28
58
Total
68
46
114
Case Assignment
1. Briefly describe the procedure for testing hypotheses.
2. Formulate the null and alternative hypotheses.
3. Determine the test statistic that you will use.
4. Calculate the p-value. Show your work.
5. Discuss whether there is enough evidence to reject the null hypothesis.
Assignment Expectations
Use the information in the modular background readings as well as resources you

find through ProQuest or other online sources. Please be sure to cite all sources

and provide a reference list at the end of the paper. Submit the paper as a Word

document through the link provided for the assignment.
Length: 2–3 pages typed and double-spaced.

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