Question

A Harris poll of a random sample of 2113 adults in the United States in October 2010 reported that 72% of those polled believe that stem cell research has merit. (www.harrisinteractive.com/vault/Harris-Interactive-Poll-HealthDay-2010-10.pdf.) The results, presented using MINITAB software, are
Here, X denotes the number who believed that stem cell research has merit.
a. Explain how to interpret “Sample p” and “95% CI” on this printout.
b. What is the 95% margin of error associated with the poll?


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  • CreatedSeptember 11, 2015
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