typeOfSelection |
The way the treatment arms or populations are selected at interim.
Five options are available: "best" , "rbest" , "epsilon" , "all" , and "userDefined" ,
default is "best" .
For "rbest" (select the rValue best treatment arms/populations), the parameter rValue has to be specified,
for "epsilon" (select treatment arm/population not worse than epsilon compared to the best), the parameter
epsilonValue has to be specified.
If "userDefined" is selected, "selectArmsFunction" or "selectPopulationsFunction" has to be specified.
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