Question
In a survey of 1003 people, 59.0% said that they have hesitated to give a handshake because they had a fear of germs. The survey
In a survey of 1003 people, 59.0% said that they have hesitated to give a handshake because they had a fear of germs. The survey results were reported in USA Today, and conducted by Wakefield Research for Purell, a supplier of hand sanitizer products. Answer questions 7-9 based on this information. 7. Using this survey, test the claim that "the majority of people have hesitated to shake someone's hand out of a fear of germs." State your conclusion clearly, showing the steps taken to get this conclusion.
1. Using this survey, test the claim that "the majority of people have hesitated to shake someone's hand out of fear for germs." State your conclusion clearly, showing the steps taken to get this conclusion.
2. Is there anything about this survey that might make the results questionable?
3. If an independent pollster wanted to conduct another survey to confirm or refute the results, how many people should be surveyed? Assume we want 90% confidence that the sample percentage is within 2.5 percentage points of the true population proportion.
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