A technique that assesses a cause and effect relationship betweeen an IV and DV.
A researcher manipulates the IV.
Two conditions and compare to see a difference.
Researcher randomly allocates the ppts to each condition.
IV - variable you change.
DV - variable that you measure/observe.
Ethics - such as harm, right to withdraw, and informed consent.
Research hypothesis - something will happen, can be directional or non directional. Directional - higher, lower, better, worse, more, less. Non-directional - there will just be a difference. Null hypothesis nothing will happen and if anything does it will be due to chance.
Hypothesis - a precise and testable prediction of the outcome of a study that the researcher aims to support or reject, there will be a significant difference or there will be a positive correlation...
Aim - general statement about the purpose of research, to investigate...