e:2 Match the column :
Mierit of good questionnair
Data collected by investigation
Direct personal investigation
Published data
Indirect , oral investigation
· secondary data.
- suitable for broad area.
- primary data
short, clear questions
suitable for limited area.
Answers
Answered by
0
Answer:
really don't know mate!!
Similar questions
Chemistry,
3 months ago
Math,
3 months ago
India Languages,
3 months ago
Math,
6 months ago
English,
11 months ago