To know the stock of TV sets in a shopping mall, it is advisable to use ( ).
A: Direct observation
B: Internet survey
C: Questionnaire
D: Interview
A: Direct observation
B: Internet survey
C: Questionnaire
D: Interview
举一反三
- The method of field information recording is A: photo survey, interview B: note, sketch C: participatory observation D: landscape observation
- ( ) are the commonly used methods to collect user requirements. A: interview B: focus group C: questionnaire D: observation
- 2. Which methods are commonly used for field research? A: Questionnaire B: Experimentation C: Observation D: Interview
- ( ) is the most basic method of social and market research. A: Experiment B: Observation C: Survey method D: Interview
- ( ) is the most basic method of social and market research. A: Experiment B: Observation C: Survey method D: Interview