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Research Methods - (Psychology) When carrying out any type of research several decisions need to be made for example the choice of method, the research design, factors associated with the design, measuring and improving the reliability of the study, measuring and improving the validity, selection of participants, relationship between the researcher and the participant, investigator effects, analysis of data and the ethical considerations. The choice of method- Loud noise has a disruptive effect on performance in a memory task for this hypothesis laboratory experiment would be suitable as it has several advantages. This is the ideal form of the experiment because there is the possibility of good control of all variables. Replication is good. The independent variable that is manipulated by the experimenter and the dependent variable is the one that is measured. Events, which are complex, can be simplified, of natural world by breaking them down onto simpler component parts. It...

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