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psy_ch2_powerpoint_edits.ppt - PSYCHOLOGY PRINCIPLES IN...

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HOLT, RINEHARTANDWINSTONPPSYCHOLOGYSYCHOLOGY1Chapter 2PSYCHOLOGICAL METHODSSection 1:Conducting ResearchSection 2:Surveys, Samples, and PopulationsSection 3:Methods of ObservationSection 4:The Experimental MethodSection 5:Ethical Issues
HOLT, RINEHARTANDWINSTONPPSYCHOLOGYSYCHOLOGY2Chapter 2Chapter 2Question: What steps do scientists follow in conductingscientific research?STEPS IN SCIENTIFIC RESEARCHForm a question (posing a question based onexperience, psychological theory or commonknowledge)Section 1: Conducting Research
HOLT, RINEHARTANDWINSTONPPSYCHOLOGYSYCHOLOGYPRINCIPLES IN PRACTICEForm a hypothesis (making an educated guess)Conceptualizing a problem. This step involves taking anissue that the researcher is curious or skeptical about andexpressing it in terms of operational definitions andhypotheses.3Chapter 2Chapter 2
HOLT, RINEHARTANDWINSTONPPSYCHOLOGYSYCHOLOGYPRINCIPLES IN PRACTICEHow would you operationally define love?4Chapter 2Chapter 2
HOLT, RINEHARTANDWINSTONPPSYCHOLOGYSYCHOLOGYPRINCIPLES IN PRACTICETest the hypothesis (examining the evidence throughany of a variety of means)Based on the conceptualization of the problem, the researcherselects a research method that will be appropriate to explore theissue or test the proposed hypothesis or hypotheses.An important aspect of collecting data is selecting an appropriatesamplethat isrepresentativeof the population of interest. One ofthe options researchers have is to use arandom sample, toincrease the ability to generalize the results from the sample to thepopulation.In psychology, generalizations often result from similar findingsacross a number of studies5Chapter 2Chapter 2
HOLT, RINEHARTANDWINSTONPPSYCHOLOGYSYCHOLOGYPRINCIPLES IN PRACTICE6Chapter 2Chapter 2Analyze Results (looking for patterns or relationships in the evidence)Based on what data was collected and how it was collected, the researcher will then

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