calculation script for attendance chart
i want to create an attendance system and display chart. How do i write the coding to summarize the count attend and not attend in the chart?
i write this coding, but it error. I don't know how to write so that in y-axis it shows the count of attend and count of not attend
my coding that error :
Count ( student_id )
If ( student_status ; "attend" ; "not attend" )
can anyone help me?