The news website CNN.com regularly posts a poll question that people who view the website can respond to. The following results were posted on January 10, 2012:

Do you surf the web while on the job?

a. Are the percentages reported in this graphic (62%, 25%, 13%) parameters or statistics? Justify your answer.

b. The margin of error for this survey is 0.003 (or 0.3%). Explain why the margin of error is so small.
c. Are you really confident that the proportion of all American workers who surf the Web while on the job is within 0.003 of 0.62? If not, do you suspect that the actual proportion is larger or smaller than 0.62? Explain.

Transcribed Image Text:

Often 62% 69,413 25% 27,875 Seldom 13% 14,652 Never Total votes: 111,938 This is not a scientific poll