Question: What are the differences between the following two techniques of the data collection: Questionnaire and interview? Discuss the uses and limits of each method.
Interview:Interview means is the conversation between the two people on a specific topic or the subject. Or an interview is a conversation between two people (the interviewer and the interviewee) where questions are asked by the interviewer to get information from the interviewee. Gather the information through talking
There are two types of interview one is structured interview and unstructured interview.
Questionnaire: Questionnaire is another widely used data collection technique. This almost within the format and should in boundary of the particular matter which needs to be get it from the respondent by the questioner. This basically a written set of questions that used go get answers from respondent. There are various types of questions one is open ended questions and Closed ended questions ,split ballot questions and forced choice questions.