Ch_2_Research_Methods_

Ch_2_Research_Methods_ - Scientific Research Chapter 2...

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1 Chapter 2 Research Methods in I/O Psychology Scientific Research To produce and understand knowledge through a systematic, formal, and a scientific process Why is it important? To find useful solutions to practical problems through scientific process as opposed to by chance Generalizability Help apply results of studies to other situations & fields Applying results from one study to a larger population Review of scientific method Purpose of science: describe , explain , and predict phenomena Science is empirical Science is probabilistic The Empirical Research Cycle Statement of the problem Design of research study Measurement of variables Analysis of data Conclusions from research STATEMENT OF THE PROBLEM Statement of the problem Design of research study Measurement of variables Analysis of data Conclusions from research Theory - Inductive method - Deductive method STATEMENT OF THE PROBLEM Theory – statement that proposes to explain relationships among phenomena Describes a set of systematically interrelated concepts that purport to explain and predict Inductive method – start with data and generate theory Deductive method – start with theory, try to verify
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2 STATEMENT OF THE PROBLEM Statement of the problem Statement : Different experiences in life may lead to higher organizational positions Research Question : What experiences in college may lead to obtaining top organizational positions? Hypothesis: Individuals who participate in college athletics will be more likely to obtain top executive positions in large corporations compared to individuals who do not participate in college athletics. Hypothesis Example: STATEMENT OF THE PROBLEM •Once you have the statement of problem you need to be sure that your constructs are clearly defined •Operational Definition: •a statement of procedures (operations) used to define research variables •Example – How might we operationally define ―participation in college athletics?‖, ―Top executive position in a large corporation?‖ •Job satisfaction? Performance? Statement of the problem Design of research study Measurement of variables Analysis of data Conclusions from research RESEARCH DESIGN Plan of Study - Internal & External Validity - Naturalness of Setting - Degree of Control Primary Research Methods - Laboratory Experiment - Quasi Experiment - Questionnaire - Observation - Secondary Research -Meta-Analysis - Qualitative Research Plan of Study Internal Validity •Results attributed to the variables investigated as opposed to other explanations External Validity •The extent to which the findings from a research study are relevant to individuals and settings beyond those specifically examined in the study •The extent to which observed relationships obtained from research design/study are ― generalizable or Plan of Study: Naturalness of Research Setting - "artificiality" - contrived and artificial - controlled -"naturalness" - typically employs a
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This note was uploaded on 02/11/2012 for the course PSYCHOLOGY 210 taught by Professor Henning during the Fall '11 term at Berea.

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Ch_2_Research_Methods_ - Scientific Research Chapter 2...

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