(1 point) For each problem, select the best response. news release for a diet pr
ID: 3060559 • Letter: #
Question
(1 point) For each problem, select the best response. news release for a diet product company reports: There's good news for the 65 million Americans currenty on a diet Its study showed that peopke who lose weight probably can keep it off. The sample was 20 graduates of the company's program who endorse it in commercialis. The rooults of the sample aro /-A. unbiased, but they could be more accurate. A larger sample size should be used. B. biased, understating the effectiveness of the diet C. biased, overstating the effectiveness of the diet D. None of the above. b) Simple random sampling /-'A. offsets bias resulting from undercoverage and nonresponse. B. reduces bias resulting from the behavior of the interviewer C. reduces bias resulting from poorly worded questions. D.guarantees valid results. E. None of the above.
Explanation / Answer
Answers:
a) The correct answer is option C. Because here sample of 20 guarantee of the company s program who endorse are from the 65 millions which are are from the lose weight .
b) the correct option is E
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