Types of studies

Question 1

what are pilot studies

Answer 1

• small scale trial run of the actual investigation
• handful of participants
• checks that procedures, materials ect work
• researcher can make any changes if needed

Question 2

what are single blind procedures

Answer 2

• pps not told the aim of the experiment
• other details may be kept
• any information that may create expectations isn’t revealed until the end of the study
• controls demand characteristics and confounding variables

Question 3

what are double blind procedures

Answer 3

• participant or researcher isn’t told the aim of the study
• more important in drug trials