أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Secondary research is help to lead a more valuable result that lead to develop a good policies and recommendation.
Because the secondary research is based on the primary. The secondary research is just an analysis of the date in the primary research.
So, you can have multiple secondary researches for one primary research, each with different analysis approach.
Because it is easily available, authentic and can be compared easily.