Research methods

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What is an aim?

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It says why you are conducting the study

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What are the advantages of a quasi experiment

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- Participants behave naturally

- Investigates the effects of independant variables

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What is a dependant variable?

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The things in the experiment affected by the independant variable

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What is correlation?

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A type of design, looking for things that go together

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What are the disadvantages of field experiments?

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- Low in internal validity (poor control)

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What is a confounding variable?

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Variables that are not controlled

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What are the advantages of a lab experiment?

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- they can be easily replicated

- they are more objective

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What are the advantages of field experiments

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- you can choose the participants

- can establish cause and effect relationships

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What is a independant variable?

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The thing in the experiment that the experimenter can directly change

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What are the disadvantages of a natural experiment

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- not easy to replicate

- time consuming

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What are the disadvantages of quasi experiments

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The independant variable is not directly manipulated

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advantages of correlational analysis

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- problems of interpretation are reduced when no association is found

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What is a hypothesis?

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it tells us what the experiment is designed to study

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name a disadvantage of a lab experiment

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- low in external validity (difficult to apply to real life)

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What is a lab experiment?

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an experiment conducted in a controlled artifical enviroment

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What is a quasi experiment?

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- not a full experiment

- lacks key features

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What is a natural experiment?

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Natural occuring event used for research purposes

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Advantages of natural experiments

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- easy to perform

- ethnical

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