how to include blank variable in logistic regression why do you not enter blanks into logistic regression can you assign blank fields for the sas variable what does zero mean in sas can I assign blank field to missing data i have blank response in sas, i can use blank field why are blank fields used in logistic regression do you assign blank field to a variable how can i use blank fields in logistic regression what is the name of the blank variable in the log regression what variable is blank in logistic regression why not include blank data fields in logistic regression when to use blank field in logistic regression why isn't my blank field in logistic regression why do we not include blank data in the linear model? do blank field sas variables include blanks sas what field to assign blank can i assign blank fields in sas what is the purpose of the blank field in a sas variable can you use blank fields in logistic regression