ECU PSYC 1000 - Scientific Method (3 pages)

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Scientific Method

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Scientific Method


Lecture number:
Lecture Note
East Carolina University
Psyc 1000 - Introductory Psychology

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PSY 1000 Lecture 2 Outline of Last Lecture I How to Study Psychology a Survey Question Read Rehearse Review SQ3R II History of Psychology a Important People b Theories III 3 Forces of Psychology Outline of Current Lecture I Scientific Method a Basic Tools b Research Goals Types II Research Methods a Case study Method b Survey c Naturalistic Observation III Ethical Guidelines Current Lecture Main Questions What is the scientific method and what are its four general steps What are the major research methods psychologists use What ethical guidelines must psychologists follow in their research I The Scientific Method is the process of testing our ideas about the world a Basic Tools i Theory a set of principals built on observations and other verifiable facts that explains some phenomenon and predicts its future behavior ii Hypothesis a testable prediction consistent with our theory iii Operational Definitions iv Replication b Research Goals Types These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute II III i Description observes and records behavior ii Correlation an observation that two traits or attributes are related to each other How well you can predict a change in one from observing a change in the other 1 Correlation coefficient is a number representing how closely and in what way two variables change each other Direction of the correlation can be positive or negative Strength of the relationship is measured in a number that varies from 0 00 to 1 00 iii Prediction iv Causation v Experiments a type of research in which the researcher carefully manipulates a limited number of factors and measures the impact on other factors Research Methods a Case Study Method in depth study of one or more individuals i Information drawn from interviews observation of written records ii Problem with case studies is that the memory causes limitations withholds information concerns over

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