
Learn the difference between independent and dependent variables and how each one is used to test cause-and-effect relationships in psychological research.
Learn how psychologists use operational definitions to clearly define variables so studies can be measured, replicated, and scientifically tested.
Learn how the experimental method is used in psychology to test cause-and-effect relationships through controlled manipulation and measurement.
Learn how the placebo effect occurs when participants’ expectations influence outcomes, even when no active treatment is given.
Learn how sampling works in psychology and why selecting representative participants is essential for accurate research results.
Learn how mean, median, and mode describe data and why each measure of central tendency is useful in psychological research.
Learn how standard deviation measures the spread of data and why it helps psychologists understand variability in research results.
Learn the core principles of psychological research ethics, including informed consent, confidentiality, and protection from harm.
Ever wonder how psychologists actually know what they claim to know?
In this course, you’ll explore the scientific foundations of psychology, focusing on how psychological knowledge is created, tested, and evaluated. You’ll learn how psychologists design studies, analyze data, and draw conclusions about behavior and mental processes—while avoiding bias and flawed reasoning.
This course connects psychological science to real-world questions, helping you become a smarter consumer of research and media claims.
What’s Inside This Course?
Engaging Whiteboard Lectures – Clear, concise explanations of core scientific concepts in psychology
5 Knowledge-Check Quizzes – Assess your understanding of key ideas and reinforce learning
Applied Practice Activities – Analyze real research scenarios and experimental designs
Interactive Learning Experience – Learn, test, and apply scientific thinking every step of the way
What you’ll discover:
How psychologists use the scientific method
The difference between correlation and causation
How experiments are designed and controlled
Independent and dependent variables
Operational definitions and measurement
Placebos and the placebo effect
Sampling methods, bias, and generalization
Ethical guidelines in psychological research
How to evaluate claims about behavior and mental processes
Why take this course?
Learn how psychology works as a science, not just a set of facts
Strengthen critical thinking and analytical skills
Prepare for AP Psychology or introductory college psychology
Better evaluate research, media claims, and everyday information
Build a strong foundation for careers in psychology, education, health, and social sciences
No prior psychology experience is required—just curiosity and a willingness to think scientifically.
Perfect for students and educators.