MMM2-1 - Chapter 2: The Research Enterprise in Psychology...

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Unformatted text preview: Chapter 2: The Research Enterprise in Psychology The Scientific Approach: A Search for Laws Basic assumption: events are governed by some lawful order Goals: 1. Measurement and description 2. Understanding and prediction 3. Application and control Figure 2.1 Theory construction Figure 2.2 Flowchart of steps in a scientific investigation The Scientific Method: Terminology Operational definitions are used to clarify precisely what is meant by each variable Participants or subjects are the organisms whose behavior is systematically observed in a study Data collection techniques allow for empirical observation and measurement Statistics are used to analyze data and decide whether hypotheses were supported Table 2.1 Key Data Collection Techniques in Psychology The Scientific Method: Terminology Findings are shared through reports at scientific meetings and in scientific journals periodicals that publish technical and scholarly material Advantages of the scientific method: Clarity of communication and relative intolerance of error Research methods : General strategies for conducting scientific studies Peer Review of Scientific Articles The process of publishing scientific studies allows other experts to evaluate and critique new research findings. They carefully evaluate each studys methods, statistical analyses, and conclusions, as well as its contribution to knowledge and theory. The purpose of the peer review process is to ensure that journals publish reliable findings based on high-quality research. Figure 2.4 The peer review process for journal submissions. Experimental Research: Looking for Causes Experiment = manipulation of one variable under controlled conditions so that resulting...
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This document was uploaded on 10/29/2011 for the course PSY 101 at SUNY Buffalo.

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MMM2-1 - Chapter 2: The Research Enterprise in Psychology...

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