The Gallup organization conducted a telephone survey with a randomly selected national sample of 925 adults, 18 years and older. The survey asked the respondents, “How would you describe your own...

The Gallup organization conducted a telephone survey with a randomly selected national sample of 925 adults, 18 years and older. The survey asked the respondents, “How would you describe your own physical health at this time?” Response categories were Excellent, Good, Only Fair, Poor, and No Opinion.

(a) What was the sample size for this study?

(b) Are the data nominal, ordinal 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, 35% said their personal health was excellent. How many individuals provided this response?