PSYCH 1X03 Chapter Notes - Chapter 2: Transcranial Magnetic Stimulation, Natural Sciences And Engineering Research Council, Homicide
Document Summary
Psychologists collect data to test hypotheses that help us understand human thought and behaviour. Steps: construct a theory, general set of ideas about the way the world works ii. Paradigm shift - dramatic change in our way of thinking eg. 1543 when. Copernicus challenged the existing dogma that the earth was at the center of the universe. Eric & memory enhancing energy drink to help focus while studying: theory - test performance can be affected by external factors that occur while studying for the test. All else being equal, a significant difference between experimental and control group results in two identical distributions with different means. Hypothesis - students taking energy drink should show improved test performance when compared with students not drinking energy drinks. Anecdotal evidence - evidence gathered from others or self experience. Cannot be sure that result is due to energy drinks alone using an experiment.