Exploratory Data Analysis: Box & Whisker Plots

In this video I describe box-and-whisker plots, or boxplots, developed by John Tukey. First we’ll look at a simple box-and-whisker plot, then we’ll see some variations depending on the data, some different sets of terminology that can be used when … Read More

Exploratory Data Analysis: Stem & Leaf Displays

In this video I explain stem-and-leaf displays or stemplots, which are part of exploratory data analysis developed by John W. Tukey. I explain the basic design of stem-and-leaf displays as well as several variations including back-to-back stem-and-leaf displays and stretched … 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 … 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 … Read More

Emotion & Motivation Practice Questions

This video covers 10 practice multiple choice questions on emotion & motivation and includes theories of emotion, drives, hunger, motivational conflicts, and more. I hope this can help you to review your knowledge and understanding, let me know if you … Read More

Personality Psychology Practice Questions

This video covers 10 practice multiple choice questions on personality psychology and includes psychoanalytic and psychodynamic approaches, trait-based theories, projective techniques, and more. I hope this can help you to review your knowledge and understanding, let me know if you … 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 … 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 … 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 … Read More

How to Interpret (and Create) Frequency Distribution Tables

In this video I explain frequency distribution tables and grouped frequency distribution tables for summarizing data. I explain each of the columns, including the variable measured, the frequency, the proportion and percentage of the data at each variable, and the … Read More