Elena investigated people's attitudes towards a new public health vaccination campaign. She gathered her participants from her local community centre using a volunteer sampling technique.
Elena showed her participants a video of a new vaccination campaign. She showed two different groups of participants a different variation of the video. In Condition A, she showed the participants an informative video with scientific facts, and in Condition B, she showed them a video focusing on peer-testimonials.
Describe how Elena may have gathered her participants using a volunteer sampling technique.
Practise Edexcel A Level Psychology Research methods and skills with exam-style questions for A Level Psychology. 657 questions covering Research methods and skills, matched to the Edexcel A Level Psychology (9PS0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
