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In recent years there has been a lot of discussion in the medical literature regarding the...

In recent years there has been a lot of discussion in the medical literature regarding the role of diet in the development of heart disease. Suppose a sample of 16 individuals who eat primarily a vegetarian diet is randomly taken. Their mean cholesterol is found to be 160 mg/dl. Suppose in the general population, the mean cholesterol is 190 mg/dl with a SD of 15mg/dl. Based on the sample data can you want to conclude that the mean cholesterol for vegetarians is less than that of the general population?

a. What are the null and alternative hypotheses? (Do not do the test)

Ho:

H1:

b. If you did a 95% CI, what would be the value of the margin of error? _____________

math   Statistics-And-Probability   
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Answer #1

a) The nall atteonatRe hypotheR 1 Ho : μ 2190 Ha +.46 96/1S

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