is 3.43 Health benefits of bee pollen. \"Bee pollen effective for combating fati

Question

is 3.43 Health benefits of bee pollen. "Bee pollen effective for combating fatigue, depression, cancer, and colon disorders." So says a website that offers the pol- len for sale. We wonder if bee pollen really does prevent colon disorders. Here are two ways to study this ques- tion. Explain why the first design will produce more trustworthy data. (a) Find 400 women who do not have colon disorders Randomly assign 200 to take bee pollen capsules and the other 200 to take placebo capsules that are identical in appearance. Follow both groups for 5 years (b) Find 200 women who take bee pollen regularly Match occupation who does not take bee poll groups for 5 years. each with a woman of the same age, race, and

Explanation / Answer

dear student please post the question one at a time

3.43)The first design is an experiment—a treatment is randomly imposed on the subjects. The second is a study;it may be confounded by the types of women in each group. In spite of the researcher’s attempt to match “similar” women from each group, those in the first group (who take bee polen) could be somehow different from women in the non polen taking group.

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