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Question: dr fictitious jones conducts a study to test whether losing...

Question details

Dr. Fictitious Jones conducts a study to test whether losing weight reduces cholesterol levels. He tests 15 people in January. Six months later, after they have all participated in a weight loss program and lost at least 3% of their starting body weight, he measures them again.

a. What is your null hypothesis?
b. What is your research hypothesis?
c. What test would you run to test your hypothesis?
d. Run the test at the 5% level of significance.
e. State whether you accept or reject the null hypothesis.
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