Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

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Discovering Psychology logo
Research Methods
History of Psychology
The Human Brain
Human Development
Therapeutic Approaches
link to Series Glossary
link to Series Glossary
Link to Series Who's Who

Introduction Investigate Research Data Ethical issues

Data Collection


Now you are ready to assess the phenomenon in your hypothesis by collecting data. Because psychological processes are so varied and complex, it is very difficult to quantify them. Although some actions and processes are easily seen, many, such as anxiety and dreaming, are not. As a result, one task for you as a researcher is to make the unseen visible, internal events and processes external, and private experiences public. To do so, you must select the proper measurement technique to collect your data, then ensure that it is accurate.


Click on the links to learn more, then test your knowledge:


Question 1: Questionnaires, surveys, and interviews are all ___ measures.


a. self-administered


b. self-report


c. interpersonal


d. oral


Answer: Correct. Questionnaires, surveys, and interviews are all self-report measures.

Question 2: In order for your chosen measure to be accurate, it must be ___ and ___.


a. tested; re-tested


b. coherent; concise


c. quantified; qualified


d. reliable; valid


Answer: Correct. In order for your chosen measure to be accurate, it must be reliable and valid.

Next, explore data analysis.

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