What are the research tools that can be used to assess classical face to face efficacy?
1. Interviews- It is a face to face interview between the two individuals for collection of relevant informations.Interviews are of three types
a) structured interviews - The interviewer ask a set of predetermined questions.
b)semi structured interviews - The interview asked only a few of the predetermined question and the rest of the questions are not plan in advance.
c) unstructrued interviews- The interview ask question which are not prepared in advanced.
2.Checklist
3.Questionnaires
4. Observation
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