are nas a logistic regression logistic regression how valid logistic regression is valid to code as can you code logistic regression as 0 can nas be 0 in regression why na in regression logistic regression valid na value is logistic regression valid to code as 0 what is na in log regression logistic regression validation of logs data when are na's valid r is na valid to code in logistic regression why do i have to code nas in logistic regression are nas valid can you code na in regression? what is the code for na logistic regression how to code nana why is logistic regression valid can you code the na as a 0 r is it valid to code a na in a logistic regression