जब हम सामाजिक परिघटनाओं को सामाजिक अभिनेताओं (social actors) से अलग करते हैं, तो इसे ज्ञानमीमांसा के रूप में क्या कहा जाता है?

A researcher wants to explore the effect of possible factors on the organization of effective computer-based learning interventions in schools. Which research method is most appropriate for this study?

Which of the following steps is NOT essential while designing a questionnaire?