The Best Way to Handle Omitted Responses Is To

Multiple Choice

The best way to handle omitted responses is to:

A) determine whether the software used for data entry performs "error edit routines" that identify the wrong type of data.
B) substitute the missing values with the median of the variable.
C) leave the data space blank for missing data without any numerical value.
D) substitute the missing values with the mean of the variable.
E) check how the data analysis software handles missing data and then determine a course of action.