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Advantages and Disadvantages of research methods Laboratory experiments, the features of this research method is that the IV is usually manipulated to cause an effect on the DV, advantages of laboratory experiments is that variables can be controlled easily, the experiment is taken place in a highly controlled environment, choice of participants could be random. With laboratory experiments they can be replicated easily, they also establish a cause and effect, but the disadvantages are that they are low in ecological validity; they are set in artificial environments so therefore effected by mundane realism. The opposing experiment is field; this is set in a natural setting, either familiar surroundings, field experiments are similar to laboratory experiments as they involve control of IV, the use of participants and surroundings, field experiments can also be replicated. Example of Field experiment Abernethy(1940) showed that students performed better if they were tested in the same room where...

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