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designs in sociology, our overview of the field will be based on the narrower definition of an experiment – what many sociologists would call ‘pure experiments’ – which involves both control and manipulation.
The numerous experimental designs may be categorized in terms of (i) the number of independent or dependent variables, and (ii) the manner in which the subjects are assigned to the test conditions.
After completing the foregoing assignments you should be able to define the following terms: • experimental arrangements • independent and dependent variables • stimuli and responses • causes and effects (correlation is not causation) • technical issues in experimental design: the importance of random assignment
This chapter discusses what variables are, how they are defined and measured, and how their accuracy can be assessed in research. variable is any “thing” that can take on two or more values. In contrast, a constant is any “thing” that cannot change (i.e., the mathematical value pi). Variables can be: Qualitative or quantitative.
The first three chapters introduced you to some broad themes in behavioral research, including the purpose of research, types of research, ethical issues, and the nature of science. Beginning with this chapter, we will focus on the details of conducting behavioral research.
22 Μαρ 2021 · This key term glossary provides brief definitions for the core terms and concepts covered in Research Methods for A Level Psychology. Don't forget to also make full use of our research methods study notes and revision quizzes to support your studies and exam revision.
Variables are things that we can measure, control or manipulate in research because they can have more than one value. There are different types of variables, and we can consider numerical variables such as IQ, where the values would be the score measured, or non-numerical variables such as sex (values are male or female).
