what is an IV?

what is the DV?

what is the relationship between the IV and the DV?

what is a lab experiment?

what is the aim of a study?

what is a hypothesis?

what is an extraneous variable?

what is operationalisation?

what is a directional hypothesis?

what is a non-directional hypothesis?

what is a strength of a lab experiment?

what does this mean can be done?

what are 2 limitations?

what does it mean that the setting is contrived?

what does this mean for the results?

what is an example of experimenter effects?

what does this mean about the final results?

what is a second strength of a lab experiment?

what does this mean?

what are demand characteristics?

what do demand characteristics act as?