8. The Gallup organization conducted a telephone survey with a randomly selected national sample of 1005 adults,

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8. The Gallup organization conducted a telephone survey with a randomly selected national sample of 1005 adults, 18 years and older. The survey asked the respondents, “How would you describe your own physical health at this time?” (http://www.gallup.com, February 7, 2002). Response categories were Excellent, Good, Only Fair, Poor, and No Opinion.

a. What was the sample size for this survey?

b. Are the data qualitative or quantitative?

c. Would it make more sense to use averages or percentages as a summary of the data for this question?

d. Of the respondents, 29% said their personal health was excellent. How many individuals provided this response?

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Essentials Of Statistics For Business And Economics

ISBN: 9780324568608

5th Edition

Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams

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