Hi!
I have 4 variables. 3 IV and 1 DV.
If a research design has two groups , not randomly assigned, selected through purposive sampling , with one intervention introduced by a gap of 6 weeks and is also checked through regression analysis , what kind of a research design will it be called?
1. comparative quasi experimental design with pre-post test
2.quasi experimental design
3.longitutdinal pre-post test design?