Using a poll done by journalism students and a similar poll done by Gallup, this video demonstrates how to summarize what the numbers tell you from the poll based on poll size and data sampling. Part of the Mathsphere Series.
Encyclopedia Britannica, 331 N. LaSalle St., Chicago, IL 60610, Phone: (312)347-7159, Toll-free: 800-323-1229, Fax: (312)294-2104, URL: http://www.britannica.com
Available on VHS
Running time 10 minutes.
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