what is delta method used for which method of the bootstrap method is used to obtain the standard error of marginal effect delta method standard error of marginal effect what is delta method for binary variable mean standard error of marginal effect vs delta method what is the delta method for binary variables why are delta and bootstrap methods used in the tobit model what is delta method what is delta method which method is applied to categorical variable difference delta delta bootstrap difference between delta delta delta delta bootstrap method and delta delta what is delta method in binary delta delta bootstrap method delta method for binary variables what is delta of marginal effect in dependent variable delta delta method definition which method is best to use for standard error of marginal effect? delta method and bootstrap method what is delta method for marginal