thåt favor a system of national health insurance. Because simple randoni saliipi
ID: 3364957 • Letter: T
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thåt favor a system of national health insurance. Because simple randoni saliiping was used, it is unbiased. In order to take a sample of 90 members of a local gym, I first divide the members into men and women, and then take a simple random sample of 45 men and a separate simple random sample of 45 women. This is an example ofa A) block design. B) stratified random sample. C) double blind simple random sample D) randomized comparative experiment. the following to answer question 26: elve people who suffer from chronic fatigue syndrome volunteer to take part in an experiment ee if shark fin extract will increase one's energy level. Eight of the volunteers are men and r are women. Half of the volunteers are to be given shark fin extract twice a day and the other f a placebo twice a day. We wish to make sure that four men and two women are assigned to h of the treatments, so we decide to use a block design with the men forming one block and women the other. 26. Suppose one of the researchers is responsible for determining if a subject displays an increase in energy level. In this case, we should probably A) use two placeboes inn subiects to treatments.Explanation / Answer
Inorder to take a sample of 90 members of a local gym i first divided the members into mena nad women and then take a simple random random sample of 45 men and a seperate simple random sample of 45 women this is an example of
Ans:(option B)stratified random sample.
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