Question

Types of research instruments for data collection

Answer 1

There are so many instrument for research some of them are :case, environmental, evolution research, and etc

Answer 2

A number of common data-collecting instruments are used in construction research:

• Questionnaires.
• Interviews.
• Observations.
• Archival documents and government sources.
• Laboratory experiments.
• Quasi experiment.
• Scales (measuring and weighing tapes)