This Question: 1 pt 15 of 22 (3 complete) This Quiz: 22 pts possible A study of

Question

This Question: 1 pt 15 of 22 (3 complete) This Quiz: 22 pts possible A study of an association between which ear is used for cell phone calls and whether the subject is left-handed or right-handed began with a survey e-mailed to 5000 people belonging to an otology online group, and 717 surveys were returned. (Otology relates to the ear and hearing.) What percentage of the 5000 surveys were returned? Does that response rate appear to be low? In general, what is a problem with a very low response rate? of the 5000 surveys, 14.34% were returned. This response rate! (Round to the nearest whole number as needed.) |tobe low. appears What is a problem with a very low response rate? OA. It does not allow for sufficient replication to produce a random sample O B. It creates a serious potential for confounding which creates a serious potential for erroneous conclusions. O C. It indicates a lack of blinding which creates a serious potential for getting a biased sample. OD. It creates a serious potential for getting a biased sample that consists of those with a special interest in the topic.

Explanation / Answer

Option B is the correct answer.

The higher is the response rate of survey, then lower will be the risk non response bias.

It eventually, effects the conclusions drawn from the survey returned.

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