PSYCH 1X03 Chapter Notes -Blind Experiment, Operational Definition, Empiricism
23 Sep 2013
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Document Summary
Scientific method: (reduces bias in lab and experiments) Helps to perceive the world around you and answer problems with data and accuracy. Theories: general set of idea about the way world works and guides to the creation of hypothesis. Hypothesis: specific prediction about relationship between variables in the theory. Paradigm shift: dramatic change in our way of thinking ie copernicus idea that earth was center of universe. Eric"s theory: test performance can be affected by external factors. Eric"s hypothesis: student with energy drink do better than without. Anecdotal evidence: evidence gathered from others or self experience. Cannot be sure that result is due to energy drinks alone. Experiment: scientific tool used to measure the effect of one variable on another. Independent variable: variable manipulated by scientists (amount enzyme present) Dependent variable: variable being observed b the scientist (amount of cell growth) Not proper measurement of effects of energy drink. Needs o manipulate independent variable while measuring results on dependent variable.
