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psy400ch4p78-87
psy400ch4p78-87 nterplay between Theory and Analysis Strategy
| Term | Definition |
|---|---|
| the availability or discovery of new methodologies can also | motivate shifts in theory |
| advancing technologies that allow the study of the brain via imaging (e.g., functional magnetic resonance imaging) | and measurement of electrical activity (e.g., event-related potentials); and gene sequencing. |
| Interplay between Theory and Analysis Strategy | The theoretical orientation of many researchers governs the approach they take to data analysis |
| considering your analysis strategy as you develop your research question can prevent | confusion and frustration when you run your analyses |
| Data mining | The use of advanced statistical techniques to search large data sets for meaningful patterns. |
| if we insisted that researchers stick only to their original agendas and theories, | they could never make serendipitous discoveries |
| Large, publicly available data sets provide particularly fertile sources for | data exploration that may yield interesting findings in the absence of a particular driving theory |
| in social and natural science there is a “crud factor” such that | “everything correlates to some extent with everything else” |
| Data do not exist outside of the theory that defines them— | even if that theory is unacknowledged or implicit |
| Theory Can Lead to the Problem | of Confirmation Bias |
| Confirmation bias | give the most weight to information that supports your theory, discounting data going against your theoretical bias. |
| avoid a minimalist approach—often referred to as “incremental" research—that merely extends | the age range of participant populations used in past research or examines a novel participant population |
| novice researchers often attempt to measure too many things, | which leads to complex designs and often uninterpretable results |
| Answering one research question always leads to others, and for | most researchers this becomes a lifelong process. |
| When deciding on your first research topic, | make sure it is a doable project |
| Be prepared to make mistakes and learn from them— | your second research project will be better than your first. |
| Do a thorough reading of the literature— | you should become an expert on the topic. |
| Look for key sections of a research article rather than | reading the entire article from start to finish |
| Just as important in coming up with a research question is recognizing the central role that theory plays in all research and | understanding how it can help you in the next step: choosing a design. |