True, Natural and Field Experiments

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What you need to know… There is a difference between a “true experiment” a “field experiment” and  a “natural experiment”. These separate experimental methods are commonly used in psychological research and they each have their strengths and limitations. True Experiments A true experiment is one where: the researcher has controlled for the influence of extraneous variables (i.e. factors that may potentially become …

Hypotheses (HL)

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What you need to know…             HL students need to have an experimental and a null hypothesis. They should make note if their experimental hypothesis is one-tailed or two-tailed as this will be important when they come to conduct the statistical tests. When researchers make a prediction it’s only natural to want to “prove” that prediction right. So a null …

The Jigsaw Classroom: An effective strategy to reduce violence?

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Jigsaw Classroom to Reduce Violence Sherif’s Realistic Conflict Theory What is goal interdependence? What did Sherif do to reduce conflict between the groups? In the Robber’s Cave Experiment, Sherif and his colleagues divided boys into two groups and encouraged competition between the two. To test under what circumstances the stereotypes and conflict between the groups (Eagles and Rattlers) could be …

Gr12 Psych: Evaluating Prison

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What you need to do… Your task is to evaluate the relative effectiveness of prison as a strategy to reduce violence in society. You need to use psychological evidence to support your evaluation. You can read all about it on this blog post. Your evaluation should focus on the effectiveness of prison to reduce recidivism rates as the other ways …

Does prison work?

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Origins of Violence Brain Function: The Amygdala and the Frontal Lobe Numerous studies have shown that there are correlations found between brain function and violent behaviour. In order to fully understand these studies, it’s important to have a general understanding of some of the functions of these parts of the brain. One important function of the frontal lobe is to regulate …

Conducting Interviews (12 HL)

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What you need to do… Imagine you are doing some research. You are to write 7 interview questions that you will ask of someone else in the classroom.  Possible topics to interview about include: Hobbies Travel Relationships Music Sports School   Show me once you have written your questions. You will then find someone to interview.   Task Two… What questions …

Observation Considerations (HL)

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What you need to know… When setting up and carrying out an observation in qualitative research there are many things that the researchers must consider (i.e. think about). You need to be able to identify what these specific considerations are and explain why they’re relevant in the particular context of the study. Considerations may be related to: Ethics Researcher bias …

Effects of Exposure to Violence

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What you need to know… In our unit on Crime and Violence you need to be able to answer two key questions: What are the effects of short-term exposure to violence? What are the effects of long-term exposure to violence? Remember you need research (theories and/or studies) to support your answers. You should be able to answer this mostly with …

Experiments: Designs and Controls

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What you need to know… By the end of this double lesson, it is hoped that you will be able to answer the following key questions. Make sure you take notes as you work through understand these key terms and concepts. How and why are controls used in experiments? How and why are experimental design types used in experiments? (e.g. repeated measures, independent …