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   COMPARE2 Version 2.69
   Tuesday, 22nd May 2012, 12:39.
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   Power of test for difference beween means
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   DATA:
   Significance level = 5% (2-sided), 2.5% (1-sided).
   Sample sizes: A, 38;  B, 38
   Pooled variance: 16
   Difference to be detected:  3

   RESULTS:

   POWER = 89.74%


