About Lesson
📍 Key Topics in this Lecture:
✅ Primary vs. Secondary Data: Understanding relevance, cost, and bias.
✅ Questionnaire vs. Schedule: A deep dive into who fills the form and why it matters. ✅ Practical Methods: Interviews (Structured/Unstructured) and the Observation Method.
✅ Pilot Testing: Why you must “pre-test” your survey.
✅ Tabulation: Turning “messy” data into organized columns and rows.
#DataCollection #BusinessResearch #LucknowUniversity #MComNotes #NETJRF #PrimaryData #SecondaryData #Tabulation #ResearchMethodology
