week 6 pttr

Question 1

what is a non-equivalent group design

Answer 1

• the different groups of participants are formed under conditions where the researcher cannot control the assignment of participants
• there is therefore no random assignment or assurance of equivalent group leading to threats to internal validity

Question 2

what is a differential research design

Answer 2

research that compares prexisting groups

Question 3

what is the difference between differential research and correlational research

Answer 3

differential research compares different groups

correlational research the two variables are from the same group