%0 Journal Article %T Sample size: from formulae to concepts - II %A Rakesh R. Pathak %J International Journal of Basic & Clinical Pharmacology %D 2013 %I Medip Academy %R 10.5455/2319-2003.ijbcp20130119 %X Sample size formulae need some input data or to say it otherwise we need some parameters to calculate sample size. This second part on the formula explanation gives ideas of Z, population size, precision of error, standard deviation, contingency etc which influence sample size. [Int J Basic Clin Pharmacol 2013; 2(1.000): 94-95] %K Z %K Population size %K Contingency %U http://www.scopemed.org/fulltextpdf.php?mno=32084