PSYCH 1X03 Lecture Notes - Blind Experiment, Research, Energy Drink
13 Jan 2019
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Conducting an experiment: case study: eric sees infomercial about megastudy energy drink that helps you focus while studying and enhances your memory, has money back guarantee. Theory: test performance can be affected by external factors that occur while studying for the test. Hypothesis: students taking energy drinks should show improved test performance when compared with students not drinking energy drinks. Collect data: had both groups write a standard test. Analyze data: used descriptive statistics (mean, standard deviation, histogram) and inferential statistics (t-test) Report findings: p = 0. 44, p < 0. 05; no conclusive evidence to support hypothesis that energy drinks improve test performance. Revise theory: based on findings, eric creates new theory that diet during studying may not significantly affect test performance . Anecdotal evidence: evidence gathered from others or self-experience. Experiment: scientific tool used to measure the effect of one variable on another. Dependent variable: variable being observed by the scientist.
