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In this video I have solved an example in which I found the expected value, second moment, variance, and the standard deviation ...

This is what it means to work with random variables. They're not like algebraic variables that you can just straight out multiply or ...

This covers the basics of what a DRV is and how to calculate probabilities, as well as the cumulative distribution function. Watch it.

How to calculate expected values and variables if you have a discrete probability distribution.

An introduction to random variables, focusing on discrete random variables and probability distribution tables with an example.

This video challenges the learner to distinguish between the random variable, the values of the random variable, and the ...

The last lesson on DRVs. You need the handout to make your notes. This covers the special case of the... Discrete Uniform ...

This introduces E(X) and Var(X), two very important concepts.

Watch more tutorials in my Edexcel S2 playlist: http://goo.gl/gt1up This is the third in a sequence of tutorials about continuous ...

Watch more tutorials in my Edexcel S2 playlist: http://goo.gl/gt1up This is the sixth in a sequence of tutorials about continuous ...

This recording is part of a set of videos that are available from the free online course Introduction to Bayesian Data Analysis, ...

Introduction to discrete and continuous random variables. For more math, subscribe to my channel: ...

A short clip explaining what we need discrete probability distributions for.

Finding the mean and standard deviation in discrete probability distributions.

Introducing expected value. For more math, subscribe to my channel: https://www.youtube.com/jeffsuzuki1.

Shows how to compute the standard deviation or variance of a discrete random variable using a probability distribution table, ...

An example that show you how to use the complement rule to deduce a probability missing from a discrete probability distribution ...

This video derives the expected value of a linear combination of random variables from first principles, showing that it is merely ...

calculating the expected value for a symmetric and discrete distribution.