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Quantitative psychological research findings result from mathematical modeling and statistical estimation or statistical inference. The two types of research differ in the methods employed, rather than the topics they focus on. There are three main types of psychological research: Correlational research; Descriptive research; Experimental research
Deception: Deceive participants about one or more aspects of the research to conceal the research hypothesis. Post-experimental questionnaires: For example, Rubin (2016) discusses the Perceived Awareness of the Research Hypothesis (PARH). [6] [7] This 4-item scale is usually presented at the end of a research session. In responding to the scale ...
For a great example of disguised research, see the Rosenhan experiment in which several researchers seek admission to twelve different mental hospitals to observe patient-staff interactions and patient diagnosing and releasing procedures. There are several benefits to doing participant observation.
Experiment 2 focused on how the substantive content of cognitions can affect subsequent delay behavior. The conditions in Experiment 2 were the same as in Experiment 1, with the exception that after the three comprehension questions were asked of the children the experimenter suggested ideas to think about while they were waiting.
The authors emphasized that the findings reflect a problem that affects all of science and not just psychology, and that there is room to improve reproducibility in psychology. In 2021, the project showed that of 193 experiments from 53 top papers about cancer published between 2010 and 2012, only 50 experiments from 23 papers could be replicated.
Cross-sectional research is a research method often used in developmental psychology, but also utilized in many other areas including social science and education. This type of study utilizes different groups of people who differ in the variable of interest, but share other characteristics such as socioeconomic status, educational background ...
The Spring Grove Experiments were adapted to study the effect of LSD and psychotherapy on patients including alcoholics, [2] [1] [3] heroin addicts, neurotics, and terminally-ill cancer patients. The research done was largely conducted by the members of the Research Department of Spring Grove State Hospital.
Vignettes in the form of sentences describing actions have been used extensively to estimate impression formation equations in research related to affect control theory. [4] In this case, different respondents are presented with each sentence, and some are asked to rate how the actor seems during the event, others rate the object of action, and ...