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Unformatted text preview: X Y (independent) 2 X n X + 2 Y n Y SmallSample CIs X Y , pooled variances s p 1 n X + 1 n Y SmallSample CIs X Y (independent) s 2 X n X + s 2 Y n Y CIs with Paired Data s D / n = n 1 degrees of freedom = n 1 + n 2 2 degrees of freedom, S 2 p = ( n 1 1) S 2 1 +( n 2 1) S 2 2 ( n 1 1)+( n 2 1) = s 2 X n X + s 2 Y n Y 2 ( s 2 X /n X ) 2 n X 1 + ( s 2 Y /n Y ) 2 n Y 1 degrees of freedom...
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This note was uploaded on 12/13/2011 for the course STA 3032 taught by Professor Kyung during the Fall '08 term at University of Florida.
 Fall '08
 Kyung
 Statistics

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