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Questions and Answers
What is the primary goal of basic research?
What is the primary goal of basic research?
Which process occurs after a researcher submits their paper to a scientific journal?
Which process occurs after a researcher submits their paper to a scientific journal?
How does applied research differ from basic research?
How does applied research differ from basic research?
What role does translational research play in the context of basic and applied research?
What role does translational research play in the context of basic and applied research?
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What is a significant advantage of empirical research over other sources of evidence?
What is a significant advantage of empirical research over other sources of evidence?
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What is a hypothesis typically characterized by?
What is a hypothesis typically characterized by?
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Which statement best describes a theory?
Which statement best describes a theory?
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What distinguishes a prediction from a hypothesis?
What distinguishes a prediction from a hypothesis?
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Which of the following best defines a research question?
Which of the following best defines a research question?
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What are the two major functions of a theory?
What are the two major functions of a theory?
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What is the main purpose of theories in the theory-data cycle?
What is the main purpose of theories in the theory-data cycle?
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What type of reasoning begins with specific instances to derive a general proposition?
What type of reasoning begins with specific instances to derive a general proposition?
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Which characteristic is essential for a good theory to be considered scientific?
Which characteristic is essential for a good theory to be considered scientific?
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What does it mean for a theory to be falsifiable?
What does it mean for a theory to be falsifiable?
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In generating research questions, what is the initial step recommended?
In generating research questions, what is the initial step recommended?
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Which of the following best describes deductive reasoning?
Which of the following best describes deductive reasoning?
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According to Karl Popper, how should theories be tested?
According to Karl Popper, how should theories be tested?
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Which of the following is not a feature of good theories?
Which of the following is not a feature of good theories?
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What type of question is typically asked to understand the characteristics of a subject?
What type of question is typically asked to understand the characteristics of a subject?
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Which of the following represents a causal question?
Which of the following represents a causal question?
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Which hypothesis template is correct for an association hypothesis?
Which hypothesis template is correct for an association hypothesis?
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What is an example of a question that assesses a relationship between two variables?
What is an example of a question that assesses a relationship between two variables?
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Which type of scientific source provides original results from an empirical study?
Which type of scientific source provides original results from an empirical study?
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What is often a source of ideas for research?
What is often a source of ideas for research?
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Which of these questions is not typically associated with the topic of causality?
Which of these questions is not typically associated with the topic of causality?
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What should researchers be clear about when formulating a causal hypothesis?
What should researchers be clear about when formulating a causal hypothesis?
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What percentage of the final grade is derived from participation in lectures?
What percentage of the final grade is derived from participation in lectures?
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Which of the following components is NOT included in the final grade breakdown?
Which of the following components is NOT included in the final grade breakdown?
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Which feature is emphasized in the definition of scientific research?
Which feature is emphasized in the definition of scientific research?
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What is the percentage weight of the midterm exam in the overall course grade?
What is the percentage weight of the midterm exam in the overall course grade?
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Which theory-related concept is NOT discussed in the course outline?
Which theory-related concept is NOT discussed in the course outline?
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Who is responsible for conducting lab sessions in the PS295 course?
Who is responsible for conducting lab sessions in the PS295 course?
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What is the primary purpose of the iClicker in lectures?
What is the primary purpose of the iClicker in lectures?
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How many assignments are included in the course, contributing to 25% of the overall grade?
How many assignments are included in the course, contributing to 25% of the overall grade?
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What is typically the focus of a review journal article?
What is typically the focus of a review journal article?
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What is the main emphasis for the final exam compared to the midterm?
What is the main emphasis for the final exam compared to the midterm?
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Which component of an empirical journal article summarizes the main findings and supports the hypotheses?
Which component of an empirical journal article summarizes the main findings and supports the hypotheses?
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Which aspect is part of the scientific research process mentioned in the course outline?
Which aspect is part of the scientific research process mentioned in the course outline?
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What is a characteristic of empirical journal articles?
What is a characteristic of empirical journal articles?
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What is the function of the abstract in an empirical journal article?
What is the function of the abstract in an empirical journal article?
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Which section of an empirical journal article usually includes information about participants, materials, and procedures?
Which section of an empirical journal article usually includes information about participants, materials, and procedures?
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Why might chapters in edited books not be peer-reviewed as rigorously as journal articles?
Why might chapters in edited books not be peer-reviewed as rigorously as journal articles?
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What information is typically found in the references section of an empirical article?
What information is typically found in the references section of an empirical article?
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What is the primary goal of a meta-analysis within a review article?
What is the primary goal of a meta-analysis within a review article?
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Study Notes
Course Information
- Course name: PS295: Introduction to Research Methods
- Textbook: Morling (4th Edition) with InQuizitive
- Textbook e-book required
Week 1 & 2 Outline
- Instructor introduction and course outline
- Method vs. content distinction in courses
- Scientific approach definition and features
- Comparison of research to other ways of knowing (personal experience, intuition, and authorities)
- Theories, hypotheses, and prediction
- Functions of a theory
- Propositional logic (induction and deduction)
- Generating research questions and hypotheses
- Types of research questions
- Sources of research ideas
- Finding and reading research sources
- Types of scientific sources
- Components of an empirical journal article
- Research in the media, from journal to journalism
PS295: Research Methods I
- Fundamentals of the logic of science, research design, and interpretation
- Meetings:
- A 2:30-3:50 TR (N1001)
- B 4:00-5:20 TR (N1001)
Instructor
- Dr. Christian Jordan
- Office: N2022
- MW 11:00-noon or by appointment
- Email: [email protected]
Lab Coordinator
- Doreen Weise
- Office: N2075D
- Office hours by appointment
- Email: [email protected]
Textbook Details
- Need e-book with InQuizitive
- DTA program
- 10% of grade for InQuizitives
- Opt-out deadline: Sept 20
MyLearning Space
- Course information posted regularly (syllabus, lecture outlines, lab materials, grades, announcements)
- Students are responsible for checking MyLearning Space regularly.
- Lecture slides posted weekly, usually at the beginning of the week, but may not include all information
Final Grade Breakdown
- Assignments: 25%
- Midterm: 20%
- Final Exam: 30%
- Reading Quizzes (InQuizitive): 10%
- Participation in lectures: 5%
- Participation in labs: 10%
- Research participation (bonus): 2%
Midterm and Exam
- Midterm: 20%
- Location: N1001
- Scheduled: Tuesday, Oct 29 during regular class time
- Covers: Text, lectures, and labs
- Format: Approximately 75% multiple choice (MC) and 25% short answer
- Final Exam: 30%
- Scheduled by Registrar
- Covers: Text, lectures, and labs
- Cumulative: Emphasis on the second half of the course
- Format: Approximately 80% MC and 20% short answer
Reading Quizzes (InQuizitive)
- Earn 10% of the course grade (optional; can earn up to 40%)
- Access through MyLS in the "e-book and Inquizitive" folder
- Must access this way to record grades
- Earn 100% by reaching target score
- Keep working to reach target score
- Average score across all quizzes
- Lowest two grades dropped
Assignments
- Four assignments (6.25% each, 25% of course grade)
- Posted instructions on MyLS
- Submitted to TAs/IAs using Dropbox in MyLS
- Direct questions to TA/IA first, then to the Lab Coordinator (Doreen Weise) if needed
Weekly Labs
- Conducted by TAs/IAs under lab coordinator supervision (Doreen Weise)
- Held in BA207
- Exercises, demonstrations, discussions, and assignment assistance
- Labs are mandatory, constituting 10% of the grade; based on attendance and participation
- Begin week of Sept 9-13
Teaching Assistants
- TAs/IAs are graduate/senior undergraduates
- Conduct labs
- Grade assignments
- Office hours
- Contact information posted on MyLS in "Course Information"
iClickers in Lecture
- Purchase iClicker subscription/access code at the bookstore
- Create an iClicker student account (download the app and select Sign Up!)
- Register for your section (A or B)
- Earn 5% of final grade for clicker responses
- Full marks for at least 80% participation
- Not based on attendance but participation
- Detailed information in "Clicker Instructions"
- Section A (2:30pm) join.iClicker.com/DEUG
- Section B (4:00pm) join.iClicker.com/TIFY
Bonus: Research Participation
- Earn up to 2% bonus on final grade
- Lab studies: 1% per hour
- Online studies: 0.5% per hour
- Sign up using the PREP system
- Access via https://wlu-psych.sona-systems.com or WLU Psychology under Research
- Instructions posted on MyLS
- PREP Startup Guide and Presentation provided
- Questions: [email protected]
Course Focus: Method vs. Content Distinction
- Content courses emphasize research findings, e.g.: PS275 Developmental, PS270 Social, PS260 Cognitive, PS263 Behavioral Neuroscience
- Methods courses emphasize the research process, e.g., "how" knowledge is acquired
Course Goals
- Appreciate the role of research in psychology
- Learn how to conduct research (career relevance, practical and transferable skills)
- Learn how to evaluate research claims (senior-level courses, media and advertising)
- Become "informed consumers" of research
- Promote critical reasoning
- Develop enthusiasm for research
Best Study Techniques
- Most effective: spaced practice/distributed practice, practice testing/retrieval practice
- Less effective: highlighting/underlining, rereading, summarizing
Psychology as a Scientific Discipline
- Psychology is defined as the scientific study of behavior, thought, and emotion
- Psychology is also a profession promoting human welfare (counseling, education, etc.)
The Scientific Approach
- Psychology is a scientific discipline
- Science is defined by methods used to study subject matter, not subject matter itself, equipment, or sufficient facts.
Features of the Scientific Method
- Scientists are empiricists (rely on observations)
- Scientists test theories
- Scientists work in a community
- Scientists tackle applied and basic problems
- Scientists make their work public
Empiricism
- Empiricism: relying on observations to draw conclusions
- Systematic empiricism: observation is structured, observes with a purpose, guided by the theory
Example Studies (Aggression)
- What causes aggression? High temperatures may lead to increased aggression. Empirical test: create a situation where people could behave aggressively, expose them to different temperature levels, observe how much aggression they display when angered, draw conclusions based on data
Scientists Test Theories and Hypotheses
- Theory-Data Cycle: (General) Theory -> Research Question -> Hypothesis -> Prediction (Specific)
Theories, Hypotheses, and Predictions
- Theory: Statements describing general principles accounting for observations; generally too broad for a single study
- Research Question: Specific question about how variables might relate, often stemming from a theory
- Hypothesis: Tentative, specific answer needing testing, often about how variables are expected to relate
- Prediction: Specific outcome expected in a particular study
Example Study: Temperature and Aggression
- Theory: Increased frustration/aversive conditions lead to increased aggression
- Research Question: Do uncomfortable temperatures lead people to act more aggressively?
- Hypothesis: Higher temperatures lead to higher levels of aggressive behavior
- Prediction in this specific study: participants angry by a confederate will deliver more noise blasts in the hot room vs. the comfortable room
Theory-Data Cycle
- Theory poses research question
- Deduction is used to derive an appropriate research design to test the hypothesis
- Data is collected and analyzed, informing or modifying the theory
- Process is iterative and cyclical
Scientists Work in a Community
- Norms: expectations for appropriate behavior and self-correcting
- Universalism: merit of a scientific claim is based on the methods
- Communality: findings belong to the whole scientific community
- Disinterestedness: researchers should not be overly invested in specific outcomes
- Organized skepticism: Beliefs based on observable data
Scientists Tackle Applied and Basic Problems
- Basic research: understand something, without immediate application, to increase knowledge
- Applied research: apply findings to solve immediate problems; practical application
- Areas of overlap with translational research bridging basic and applied research.
Scientists Make Their Work Public
- Research submitted to scientific journals through rigorous peer-review
Research vs. Other Sources
- Empirical research has advantages over beliefs based on personal experience, intuition, and authority
Research vs. Your Experience
- Experience is based on subjective perceptions
- Experience has no comparison group
- Experience is confounded
- Research is probabilistic
Experience Lacks Comparison Groups
- Experience lacks comparison groups as people don't compare themselves to others
- Example claims lacking comparison groups (playing Wordle makes your brain sharper, etc.)
Experience Is Confounded (and the Problems)
- Confounds: Occurs when thinking one thing caused an outcome, but other things also changed; possible causes varying together
- Example (screen time and irritability) when kids use screens they may differ in other ways
- Experience is based on subjective perceptions so it lacks comparison groups and can have many confounds, thus making personal conclusions about cause and effect unreliable
Research Is Probabilistic
- Research findings provide likely outcomes, not guarantees
- Exceptions don't invalidate general conclusions
- Example: vaccines prevent spread of COVID, but individual cases are not guaranteed
Research vs. Your Intuition
- Intuition is biased by good stories, what comes to mind easily, failing to consider absence, focusing on evidence liked, confirmation bias, and bias blind spot
Research vs. Authorities
- Need to be cautious trusting others' claimed authority
- Authority can be biased; beliefs stem from experience, intuition, or what they want to see
- Must consider the source's ideas and referencing of research evidence
Research vs. Other Sources
- Research incorporates elements from other methods, such as experience and intuition
- Research includes systematic efforts to reduce bias
Scientific Filters
- Process of evaluation and refinement through rigorous steps (filtering) before establishment as validated knowledge
Components of an Empirical Journal Article
- Title: concise summary of article
- Abstract: summary of article (120-250 words)
- Introduction: background and research questions
- Method: details on participants, procedure, and materials
- Results: findings and statistical tests
- Discussion: findings, importance, alternative interpretations, and directions for future research
- References: cited sources in alphabetical order
Literature Search: Types of Scientific Sources
- Empirical journal articles: original research reports with methods, results, and conclusions
- Review journal articles: summarize many studies on a topic (meta-analysis) exampes: Psychological Review, Psychological Bulletin
- Chapters in edited books: each chapter reviews studies on a particular topic
Literature Search: Online Databases
- Google Scholar: free, easy to use search tool, potentially has unrelated results, can be difficult to evaluate sources
- PsycINFO: very broad, limits to psychology related articles, can limit results to peer-reviewed works, directly links to campus library.
"From Journal to Journalism"
- Psychology research reported by journalists in various media (magazines, newspapers, blogs)
- Journalists may distort or simplify research findings
- Evaluation needed: Is the story important? Accurate?
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Description
Test your understanding of research methodologies with this quiz. It covers basic and applied research, the role of theories and hypotheses, and key processes in scientific research. Perfect for students and anyone interested in the fundamentals of research.