In this video I explain how we can use the equation for a normal curve to generate a probability density function and use that to estimate probabilities. While normal curves may differ in where they are centered and how spread … Read More
What is a Probability Density Function?
In this video I explain probability density functions and how these are used to describe the distribution of a population and estimate the probabilities for different ranges of scores within that distribution. I also explain why the probability for a … Read More
How Are Moments Used in Statistics?
In this video I explain how moments are used in statistics in order to describe the characteristics of a distribution. The first four moments help to tell us about the mean, variance, skew, and kurtosis of a distribution and allow … Read More
What is Kurtosis?
In this video I explain the concept of kurtosis. I explain the terminology for kurtosis coined by Karl Pearson, a number of common misconceptions related to kurtosis, how kurtosis is calculated for a sample, and how kurtosis is interpreted for … Read More
How to Calculate Skew
In this video I explain two formulas for calculating skew: Pearson’s Median Skewness or Pearson’s 2nd equation for skew, and the Adjusted Fisher-Pearson Standardized 3rd Moment Coefficient for skew. I also explain some general guidelines for interpreting skew values, as … Read More
Treatment of Mental Illness Practice Questions
This video covers 10 practice multiple choice questions on the treatment of mental illness and includes questions related to therapeutic approaches, pharmaceuticals, & efficacy of treatments. I hope this can help you to review your knowledge and understanding, let me … Read More
Psychological Disorders Practice Questions
This video covers 10 practice multiple choice questions on psychological disorders and includes questions related to diagnosis, symptom types, specific disorders, and more. I hope this can help you to review your knowledge and understanding, let me know if you … Read More
Stress & Health Psychology Practice Questions
This video covers 10 practice multiple choice questions on stress & health psychology and includes questions related to immune function, personality, stress management, coping strategies, and more. I hope this can help you to review your knowledge and understanding, let … Read More
Treatment of Mental Illness Knowledge Organizer
Here’s a knowledge organizer I’ve created of the most essential terms for the treatment of mental illness in an introductory psychology course. These knowledge organizers are designed to help you identify the most important factual knowledge you need to have … Read More
Psychological Disorders Knowledge Organizer
Here’s a knowledge organizer I’ve created of the most essential terms for psychological disorders in an introductory psychology course. These knowledge organizers are designed to help you identify the most important factual knowledge you need to have in order to … Read More