25-second excerpt from a full Lesson

A short look inside a full Skewness Lesson.

Full Quizara Knowledge Point whiteboard Lessons typically run 6–12 minutes. This 25-second excerpt shows one part of the explanation, followed by its transcript and key takeaway.

Preview length: 25 seconds. This is not the complete Skewness Lesson; full Knowledge Point Lessons typically run 6–12 minutes. English captions are available from the video controls.

Exact excerpt transcript

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A positive skewness value means the right tail is longer or fatter than the left, which we call positive skew.

A negative value means the left tail is longer or fatter, which we call negative skew.

Here is the single most important thing to fix in your mind, and it is the point that people get wrong. You name the skew by the side the long tail is on.