chapter2 - Chapter 2 The Ways and Means of Psychology...

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Chapter 2 - The Ways and Means of Psychology Slide 1 Chapter 2 The Ways and Means of Psychology
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Chapter 2 - The Ways and Means of Psychology Slide 2 The 3 Major Types of Scientific Research are: Naturalistic Observations involve observing people or animals in their natural environment with as little involvement as possible Correlational Studies are often observational, but also involve the measurement and examination of variables that may be related to certain behaviours Finally, experiments use active manipulation to gain a better understanding of how certain variables effect behaviour The Scientific Method
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Chapter 2 - The Ways and Means of Psychology Slide 3 1. Identify the problem and formulate cause-effect hypotheses 2. Design the experiment (PsyB01) 3. Perform the experiment 4. Evaluate the hypothesis on the basis of the obtained data (PsyB07) 5. Communicate the results (PsyC02) Plug for C90 & C93s Rules of the Scientific Method
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Chapter 2 - The Ways and Means of Psychology Slide 4 1. Identify the problem and formulate cause-effect hypotheses 2. Design the experiment (PsyB01) 3. Perform the experiment 4. Evaluate the hypothesis on the basis of the obtained data (PsyB07) 5. Communicate the results (PsyC02) Plug for C90 & C93s Rules of the Scientific Method
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Chapter 2 - The Ways and Means of Psychology Slide 5 Steve shows you his “vacation video” of a shark dive as a way of illustrating the continuous nature of naturalistic observations Via the “chainmail” suit, explains how naturalistic observations can lead the formation of a hypothesis Follows this up with the “shark electrical experiment video” to show how an experiment can then be done to test the hypothesis Examples
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Chapter 2 - The Ways and Means of Psychology Slide 6 1. Identify the problem and formulate cause-effect hypotheses 2. Design the experiment (PsyB01) 3. Perform the experiment 4. Evaluate the hypothesis on the basis of the obtained data (PsyB07) 5. Communicate the results (PsyC02) Plug for C90 & C93s Rules of the Scientific Method
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Chapter 2 - The Ways and Means of Psychology Slide 7 Some Basic Terminology (in sharky context) Variable - Anything that can take on multiple values Independent Variable - A variable that is manipulated by the experimenter (presence or absence of an electric field) Dependent Variable - A variable that is measured during an experiment … typically an index of behaviour (some measure of avoidance behaviour) Designing an Experiment
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Chapter 2 - The Ways and Means of Psychology Slide 8 Often experiments involve a contrast between the behaviour of subjects in a control condition (a group or condition in which the critical manipulation is not present) with an experimental group (a group or condition where the critical manipulation is present) For example, the experimental condition of the shark study was when the electric field was on, the control condition was when it was off Designing an Experiment
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Chapter 2 - The Ways and Means of Psychology
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This note was uploaded on 02/05/2011 for the course PSY 1 taught by Professor Stevejoordens during the Fall '10 term at University of Toronto- Toronto.

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chapter2 - Chapter 2 The Ways and Means of Psychology...

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