In this video I provide a comprehensive overview of the many subfields of psychology and how these fit together to provide a deeper understanding of the complexity of human thought and behavior. These include units on history and early approaches, research methods, biological bases of behavior, sensation and perception, states of consciousness, learning theory and behaviorism, memory, language and cognition, … Read More
Skewness – Positive & Negative Skew
In this video I explain one way in which a distribution can deviate from normality, which is skewness. I explain the difference between positive and negative skew, and how these can be seen in histograms, stem and leaf displays, and box and whisker plots. I then discuss the effect of skew on measures of central tendency and consider possible reasons … Read More
Social Psychology Practice Questions
This video covers 10 practice multiple choice questions on social psychology and includes questions related to conformity, cultural dimensions, persuasion, attribution theory, and more. I hope this can help you to review your knowledge and understanding, let me know if you have any suggestions for future practice and review videos! Get a free PDF with the questions and answers here: … Read More
Developmental Psychology Practice Questions
This video covers 10 practice multiple choice questions on developmental psychology and includes questions related to Piaget’s theory of cognitive development, parenting styles, attachment, and more. I hope this can help you to review your knowledge and understanding, let me know if you have any suggestions for future practice and review videos! Get a free PDF with the questions and … Read More
Intelligence & Testing Practice Questions
This video covers 10 practice multiple choice questions on intelligence and testing and includes theories of intelligence, key figures in the study of intelligence, types of validity and reliability, and more. I hope this can help you to review your knowledge and understanding, let me know if you have any suggestions for future practice and review videos! Get a free … Read More
States of Consciousness Practice Questions
This video covers 10 multiple choice practice questions on states of consciousness and includes concepts related to sleep, classifications of drugs, attention, dreaming, and more. I hope this can help you to review your knowledge and understanding, let me know if you have any suggestions for future practice and review videos! Get a free PDF with the questions and answers … Read More
Language & Cognition Practice Questions
This video covers 10 multiple choice practice questions on language & cognition and includes concepts related to linguistics, language acquisition, problem-solving, decision-making, heuristics, and more. I hope this can help you to review your knowledge and understanding, let me know if you have any suggestions for future practice and review videos! Get a free PDF with the questions and answers … Read More
Scales of Measurement or Types of Data
In this video I describe the 4 scales of measurement proposed by Stanley Smith Stevens, which have become the standard way of defining types of data. These include nominal, ordinal, interval, and ratio. I discuss the defining features of each, provide a few examples in psychological research, and mention the descriptive statistics that can be applied for each type. I … Read More
Stress & Social Hierarchy
In this video I discuss the relationship between the stress response and the social hierarchy. While high status in a hierarchy can be associated with greater control and less stress, it can also be the case that high status positions involve constant challenges and this can increase stress and levels of glucocorticoids. Human hierarchies are also difficult to assess because … Read More
Perceived Control & Learned Helplessness
In this video I discuss appraisal, perceived control, and learned helplessness. While primary appraisal refers to identifying whether something represents a threat, secondary appraisal refers to determining if one can manage or control a stressor. Stressors that can’t be managed (or are perceived to be uncontrollable) can create greater stress responses. Learned helplessness represents an extreme example of lack of … Read More