Surveys tend to suffer from low response rates. Based on past experience, a researcher determines that the
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Surveys tend to suffer from low response rates. Based on past experience, a researcher determines that the typical response rate for an e-mail survey is 30%. She wishes to obtain a sample of 300 respondents, so she e-mails the survey to 2000 randomly selected e-mail addresses. Assuming the response rate for her survey is 30%, will the respondents form an unbiased sample? Explain.
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Statistics Informed Decisions Using Data
ISBN: 9781292157115
5th Global Edition
Authors: Michael Sullivan
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