Healthy Tigers, a Wellness Program at Auburn University, measures the cholestero

Question

Healthy Tigers, a Wellness Program at Auburn University, measures the cholesterol levels of the employees of Auburn University. Suppose that a researcher takes the results and randomly selects 100 subjects from those employees who exercise regularly and another 100 subjects from those employees who do not excercise regularly. The researcher then compares the cholesterol levels between the two groups and finds a significant difference. (a) This is an (b) The researcher conclude that the exercise is the cause of this difference (C) One be confident that the results at another University would be similar.

Explanation / Answer

Question 1

This is an hypothesis testing for two population means in between groups where people exercise or the other one not.

The researcher Sadistically Conclude that the exercise is the cause of the difference.

One Cannot be confident that the result at some another university be similar. Because there is difference in population.

Question 2

This is a random sampling and hypothesis testing for two sample means for a one sided hypothesis testing.

The researcher statistically conclude that training regime is the cause of this difference.

The researcher cannot conclude that regimen 1 is better for all students. It can only be said for Kinesiology students population.

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