UsableStats: A random sample of 25 households finds that an average of 2.3 people reside in each house (the stand

Question 151:

Asked on April 14, 2008

Tags: Confidence Intervals , t-statistic , t-distribution , TINV , Margin of Error , Standard Error of the Mean

A random sample of 25 households finds that an average of 2.3 people reside in each house (the standard deviation is 0.35). With a 95% confidence level, what is your estimation of the population average?

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