أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
compilation of report means you prepared a summary (you can say Conclusion).
while report writing is a phenomena in which you put detailed work for the ease of reader.
When I am asked for compiling a report, I summarise, provide graphical representation of the data after normalising and analysis to reach a conclusion based on the data.
When i write a report, this could mean a brief understanding of the subject or making a data sheet.
