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* = 46% [4] E Sun 4:07 PM Q Q = & Safari File Edit View History Bookmarks Window Help ... 0 6 C A csm.ouburn.edu Homework 5 Moodle 4 - John Mitta Question 2 Not complete 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 P Flag question (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. Check Question 3 Not complete A researcher in Kinesiology compares two training regimens. At the beginning of the semester she randomly divides her class of 50 students into 2 groups of 25 students each. Group 1 follows training regimen 1 and group 2 follows training regimen 2. At the end of the semester she compares the performance of the two groups and finds that training regimen 1 significantly better results. Marked out of 3.00 P Flag question (a) This is an (b) The researcher + conclude that the training regimen is the cause of this difference. + conclude that training regimen 1 is better for all students. Check 9OO JOA @KO SA 90 x P XO UExplanation / Answer
Solution:-
2)
a) This is an independent two sample t-test and two tailed test.
b) The researcher can conclude that the exercise is the cause of the difference.
c) One cannot be confident that the results would be similar at another university.
3)
a) This is an independent two sample t-test and one tailed test.
b) The researcher can conclude that the training regime is the cause of the difference.
c) The researcher can conclude that regime 1 is better for all students.
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