[Steps Shown] Asthmatics and Sulfites. Studies are performed to estimate the percentage of the nation’s 10 million asthmatics who are allergic to sulfites.


Question: Asthmatics and Sulfites. Studies are performed to estimate the percentage of the nation’s 10 million asthmatics who are allergic to sulfites. In one survey, 38 of 500 randomly selected U.S. asthmatics were found to be allergic to sulfites.

  1. Find a 95% confidence interval for the proportion, p, of all US. asthmatics who are allergic to sulfites.
  2. Interpret your result from part (a).

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Solution: The downloadable solution consists of 1 pages
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