AICE Psychology Research Methods Review

A ________________ is a statement or a prediction about the relationship of two or more variables.

• hypothesis

• conclusion

• theory

• assumption

Independent variable: the factor under investigation in an experiment which is ____________ to create two or more conditions (levels) and is expected to be responsible for changes in the dependent variable.

• manipulated

• observed

• controlled

• measured

________________: the factor in an experiment which is measured and is expected to change under the influence of in independent variable.

• Confounding Variable

• Dependent Variable

• Independent Variable

• observed

_________________: one or more of the situations in the experiment which represent different levels of the IV and are compared to each other or the control condition.

• experimental condition

• control group

• dependent variable

• placebo effect

Control condition: a level of the IV in an experiment from which the IV is ___ _____. It is compared to one or more experimental condition.

• absent

• compared

• present

• altered

A __ __ ___ experiment is a research method in which there is an IV, DV, and strict controls. It is conducted in a setting that is not the natural environment for the participants with regard to the behavior they are performing.

• laboratory

• field

• natural

• case study

_______________: the way in which participants are allocated to levels of the IV __

• the way in which participants are allocated to levels of the IV

• the method of data analysis used

• the type of statistical test applied

• the process of collecting data

Independent measures design: an experiment design in which a different group of participants is used for__________ level of the IV.

• each

• some

• all

• none

Demand characteristics: the experimental situation which give away the aims. They can cause participants to try to change their behavior to match their beliefs about what is ___________ to happen, which reduces the validity of the study.

• validity

• cause

• supposed

• behavior

Random allocation: reduce the effect of confounding variables such as individual differences. Participants are put in each level of the IV such that each person has an ____________ chance of being in any condition.

• equal

• random

• fixed

• biased