Discuss How and Why Particular Research Methods Are Used at the Biological Level of Analysis.

Discuss how and why particular research methods are used at the biological level of analysis.

This essay will attempt to offer a balanced review of how and why particular research methods are used at the biological level of analysis (BLA). The biological level of analysis (BLA) states that all cognitions, emotions and behaviours have a physiological basis. Researchers need to have a method for collecting and analysing data.

There are many different/various methods researchers and psychologists use to conduct their studies .Research methods are ways that researchers use and manipulate to conduct their studies. There are 6 main research methods used in psychology, which consists of the following: Experiments, Case Studies, Observational Studies, Interviews, Surveys/Questionnaires and Correlational Studies. Sometimes in research, researchers incorporate the use of 2 or more research methods of investigation to explore the same aspect, as using 2 or more may be more suitable and effective in finding out the necessary aims of the researcher. It also increases credibility.

There are 4 main types of triangulation: Data, researcher, theoretical and methodological. In psychological research, certain biases are present, which may affect or influence the findings of the experiment, sometimes in a positive way, but mostly in a negative light/nature. In psychological research, certain biases are present, which may affect or influence the findings of the experiment, sometimes in a positive way, but mostly in a negative light/nature. There are two main types of bias: Researcher bias - The researcher/s sees what they are looking for, in which the expectations of the researcher consciously or unconsciously affect the findings of the study and Observer bias - The participant/s act differently or accordingly due to the consciousness of being observed by people (researchers), which may influence the nature of the study. In biological psychology/in terms of a biological...