how to approach missing data why do you ignore a missed item in a survey how to approach missing data how to approach missing data how to approach missing data how to approach missing data should you ignore missing data when are people excluded in data analysis what is the best method of approaching missing data how to approach missing data what is the best option when you come across missing data how to approach missing data how to approach missing data how to approach missing data should you ignore a person in a data analysis how to approach missing data how to approach missing data when you come across missing data do you exclude that person completely from the analysis or not? can you ignore someone missing a particular date how to approach missing data