Questionnaires +&-. Unit 2


	Questionnaires +&-. Unit 2
	Advantages Quick and easy if you use closed questions. Large sample can be used so more data. People who live far away can take part.	Disadvantages Its biased because it depends on who send the questionnaire back like people who have plenty of time or who are pationate about the subject. Misunderstanding questions or boredom may not give accurate answers.
	Evaluation

Its biased because it depends on who send the questionnaire back like people who have plenty of time or who are pationate about the subject.
Misunderstanding questions or boredom may not give accurate answers.

Get Revising