The characteristic of an experiment that is manipulated or changed by researchers

• extraneous variable

• confounding variable

• Independent variable

• dependent variable

Any variable that you're not investigating that can potentially affect the outcomes of your research study.

• extraneous variable

• confounding variable

• Independent variable

• dependent variable

the experimental design in which the same participants partake in each experimental condition

• repeated measures

• independent groups

• matched pairs

uses different participants for each condition of an experiment

• repeated measures

• independent groups

• matched pairs

a testable prediction of what will happen in a study. It's usually a statement about how two variables are related.

• reflection

• aim

• hypothesis

• findings

the process of using the same procedures and materials for each participant in your study. ensures that all participants have the same experience, which allows researchers to compare results.

• procedurization

• standardization

• operationalization

• normalization

a method of selecting participants for a study by dividing the population into subgroups and then randomly selecting participants from each subgroup

• opportunity sampling

• systematic sampling

• random sampling

• stratified sampling

Each member of the population has a chance of being selected for the sample

• opportunity sampling

• systematic sampling

• random sampling

• stratified sampling

Which is true about a field experiment?

• artificial setting, IV manipulated

• natural setting, IV manipulated

• natural setting, IV not manipulated

• artificial setting, IV manipulated

Which is true about a lab experiment?

• artificial setting, IV not manipulated

• natural setting, IV manipulated

• natural setting, IV not manipulated

• artificial setting, IV manipulated