IUB PSY-P 101 - The Experimental Method, Bias, and Ethical Provisions (2 pages)

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The Experimental Method, Bias, and Ethical Provisions



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The Experimental Method, Bias, and Ethical Provisions

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The Experimental Method uses cause and effect based on independent and dependent variables to eliminate bias and ensure that ethical provisions are followed.


Lecture number:
5
Pages:
2
Type:
Lecture Note
School:
Indiana University, Bloomington
Course:
Psy-P 101 - Introductory psychology

Unformatted text preview:

PSY 101 1st Edition Lecture 5 Outline of Last Lecture I Case Studies and Surveys Outline of Current Lecture I The Experimental Method II Sources of Bias III Ethical Provisions that MUST be followed Current Lecture I II III The Experimental Method a Experimental Method cause and effect based on independent and dependent variables i Hypothesis specific question to be answered ii Main effect a change that can be directly attributed to the independent variable iii Extraneous variable aka confounding variable the extraneous factor that comes into the experiment and maybe alters the results iv Experimental group people who get the actual experiment v Control group people with no experimental factors vi Random assignment all participants must have an equal chance of being selected helps reduce potential differences vii Single blind study researchers not subjects are aware of critical information viii Double blind technique both participants and researchers interacting with them are unaware of the treatment or condition to which the participants have been assigned Sources of Bias a Expectancy effects change in dependent variable produces by subjects expectancy that change should happen b Placebo effect any change attributed to the person s beliefs and expectations rather than to an actual drug treatment or procedure c Placebo fake substance d Demand Characteristics subtle clues or hints to what the expected results should be Ethical Provisions that MUST be followed a Informed content and voluntary participation i Participants must be informed of the purpose of the research and any potential risks discomfort or unpleasant emotional experiences ii Participants free to quit whenever they want b Students as research participants i Students must have the choice to complete a survey or not c The Use of Deception Psychologists can use deceptive techniques if i It is not feasible to use alternatives that do not involve deception ii The potential findings justify the use of



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