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Table 1 Four possible outcomes when testing m hypotheses.

From: Power and sample size estimation in microarray studies

True State of Nature

Declared significant

Declared Not significant

Total

Null

V

S

m 0

Alternative

U

T

m 1

Total

R

m-R

m

  1. V is the number of true null hypotheses that are falsely rejected;
  2. U is the number of true alternative hypotheses that are correctly rejected;
  3. S is the number of true null hypotheses that are correctly not rejected;
  4. T is the number of alternative hypotheses that incorrectly not rejected;
  5. R is the total number of null hypotheses rejected among the m tests.
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BMC Bioinformatics

ISSN: 1471-2105

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