How to solve the reproducibility crisis in Psychology

Travis Dixon Curriculum, Research Methodology Leave a Comment

The “reproducibility crisis” (or “replicability crisis”) is the term used to describe the recent discovery in psychology that many classic studies are failing to have their results reproduced. In fact, the whole of psychology, especially social psychology research, seems to be in a crisis regarding its credibility as a source of knowledge. Other fields like economics and the sciences are facing …

Exam Tips: How to write a research methods essay

Travis Dixon Research Methodology, Revision and Exam Preparation Leave a Comment

One of the most difficult of the five types of exam questions to write about in IB Psychology is research methods. Like most other essay questions, students tend to focus on studies and miss other important aspects of the essay. In this post, I offer my best tips for how to write an excellent essay on research methods. Top tips …

Lesson Idea: Sampling Methods – Practice for Paper 3

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For IB Psychology Paper 3, students need to know the following five sampling methods: Opportunity/convenience Random Self-selected/volunteer Snowball Purposive The stimulus material (summary of a study) that you are given in the exam may or may not state the sampling method used. Therefore, you need to be prepared to identify the method used based on the summary of how the …

fMRI: An important technological technique used to study the brain

Travis Dixon Biological Psychology, Cognitive Psychology, Research Methodology 1 Comment

The invention of functional magnetic resonance imaging (fMRI) has rapidly advanced our knowledge and understanding of the human brain. In the IB Psychology course, fMRIs are a good example of a “technique used to study the brain in relation to behaviour.”  Background Information fMRIs are a modification of a regular MRI machine. Whereas MRIs simply show the structure of the …

Ethical Considerations – The Belmont Report

Travis Dixon Research Methodology Leave a Comment

One thing that makes writing about “ethical considerations” difficult in IB Psychology is when the question asks to write about “one” specifically. As we usually write about ethical guidelines (informed consent, debriefing, right to withdraw, etc.) it’s hard to identify just one as these are all interconnected. This is where using one of the three considerations that came out of …

Correlational studies on culture and behaviour

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One common method used to study the effects of culture on behaviour is the correlational study. This method involves measuring the strength of a relationship between two or more co-variables. In correlational studies on the effects of culture on behaviour, one variable is related to culture (e.g. cultural dimensions) and the other is related to behaviour (e.g. conformity, mate preference …

Practice Paper 3 – Observation of Hospitals – EXAMPLE ANSWERS

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The following are some sample answers to THIS PRACTICE PAPER THREE. Paper Three: Example Answers  The following are example answers to the practice three paper found on pg.  1.(a) Identify the research method used and outline two characteristics of the method. Method = covert participant observation Observations in qualitative studies like this one tend to happen in naturalistic environments, like hospitals. …

Practice Paper 3 – Observation of Hospitals – MARK SCHEME

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The following is a mark scheme to be used as a guide when marking answers to THIS PRACTICE PAPER THREE. 1.(a) Identify the research method used and outline two characteristics of the method. Method = covert participant observation (1 mark) participant observations involve the researcher becoming a member of the group they’re being observed (in this case they were a …

Practice Paper 3 – Observation of Hospitals

admin Assessment (IB), Qualitative Research Methods, Research Methodology, Revision and Exam Preparation 2 Comments

The following is a summary of a study that can be used for practice when preparing for the new Paper 3. You have one hour and need to answer all five questions. The stimulus material below is based on a research article. People living in poverty find it difficult to access health care resources (e.g. medical treatment, Doctor’s appointments, vaccinations, …

Genetic similarities – twin and kinship studies on antisocial behaviour and aggression

Travis Dixon Biological Psychology, Research Methodology Leave a Comment

Clarifications to the new IB Psychology guide (first exams May 2019) has said that students might be asked specifically about twin and/or kinship studies to discuss “genetic similarities.” This blog post can be used as supplementary information if required. How and why twin studies are used in psychology Twin studies gather groups of monozygotic (MZ – identical) and dizygotic (DZ – …