The questionnaire is the main instrument for collecting data in survey research. No survey can achieve success without a well-designed questionnaire.
Interviews are particularly useful for uncovering the story behind a participant’s experiences and pursuing in-depth information around a topic.
Collecting data is one of the most important components of research. Good data plays a significant role in gaining insight on the on the existing problem or opportunity. Lack of good data limits the effectiveness of other data tools. Data is vital in every step of the entire process.