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L15-ss - The UNIVERSITY of NORTH CAROLINA at CHAPEL HILL...

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6/1/11 Lecture 15 1 STOR 155 Introductory Statistics Lecture 15: Sampling Distributions for Sample Means The UNIVERSITY of NORTH CAROLINA at CHAPEL HILL
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6/1/11 Lecture 15 2 Review Sampling distribution for a sample count: Binomial experiments Binomial distribution Normal approximation Continuity correction Sampling distribution for a sample proportion: Exact calculation via binomial distribution Normal approximation No continuity correction How about a sample mean?
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