| Question | Answer | 
|---|---|
| a collection of data acquired using voluntary response methods, such as questionnaires or telephone interviews | self-report study | 
The content of this course has been taken from the free Sociology textbook by Openstax
| Question | Answer | 
|---|---|
| a collection of data acquired using voluntary response methods, such as questionnaires or telephone interviews | self-report study | 
The content of this course has been taken from the free Sociology textbook by Openstax