question: returns string with mean and confidence interval for a given statistics concode_field_sep PlaceHolder placeHolder concode_field_sep double getConfidenceIntervalDelta concode_elem_sep String meanWithCofidenceIntervalPercent
target: String function ( StatisticalSummary arg0 , double arg1 , String arg2 ) { return String . arg2 ( arg2 , arg0 . getMean ( ) , getConfidenceIntervalDelta ( arg0 , arg1 ) ) ; }