StatTools : Sample Size for Phase II Study (Gehan's Procedure) Program

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Phase II Studies Explained Page Sample Size for Phase II Study (Gehan's Procedure) Explained and Tables Page

Program References

The data is for a single study, a single column with 3 rows.

  • Row 1 = Probability of error for accepting treatment (ε)
  • Row 2 = Power (1-β)
  • Row 3 = Minimum Proportion of sucess for treatment to be accepted