Posted by **John** on Saturday, January 22, 2011 at 10:04pm.

A researcher wants to estimate the proportion of a population which possesses a given characteristic. A random sample of size 250 is taken and 40% of the sample possesses the characteristic. The 95% confidence interval to estimate the population proportion is

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**John**, Saturday, April 25, 2015 at 10:00pm
.35 to .45

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