update function declares outlying observatoins based on the QQ plot. UB is used to set the upper cut-off bound and LB is used to set the lower cut-off bound.## S3 method for class 'OutlierDC':
update(object, UB = NA, LB = NA)OutlierDC .update for the S4 class OutlierDC. Cut-off bounds are added to find outliers on the normal QQ plot.odc and OutlierDC class