Unformatted text preview: may not have the same sample size. Pooled Estimate of the Variance A weighted average of the two sample variances when the variances are equal. The variances are "close enough" to be considered equal, but not exactly the same, so this pooled estimate brings the two together to find the average variance....
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This note was uploaded on 01/26/2012 for the course MATH 1070 taught by Professor Akbas during the Spring '08 term at Georgia State.
 Spring '08
 AKBAS
 Statistics

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