Question

There is no direct contact between the investigator and the respondent under the method of ____________.

• A. direct personal observation
• B. indirect oral interview
• C. mailed questionnaires
• D. all of the above

Answer 1

Answer: (C)

mailed questionnaires

Mailed questionnaires is a mode of data collection in which the investigator sends the questionnaire to the respondants through mails as it is a very cost efficient method but its drawback is investigator cannot see the expressions or behaviour of its respondants.