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机译:Unequal sample sizes according to the square-root allocation rule are useful when comparing several treatments with a control
Koblenz Univ Appl Sci, Dept Math & Technol, RheinAhrCampus,Joseph Rovan Allee 2, D-53424 Remagen, Germany;
Univ St Andrews, Sch Biol, St Andrews, Fife, Scotland;
Dunnett's test; power; sample size; square-root allocation rule; unbalanced samples;