Continuous Random Variables: Mean & Variance

Watch more tutorials in my Edexcel S2 playlist: http://goo.gl/gt1up

This is the third in a sequence of tutorials about continuous random variables. I explain how to calculate the mean (expected value) and variance of a continuous random variable.

Tutorials on continuous random variables

Probability density functions (PDFs): http://www.youtube.com/watch?v=9KVR1hJ8SxI
Cumulative distribution functions (CDFs): http://www.youtube.com/watch?v=4BswLMKgXzU
Mean & Variance: http://www.youtube.com/watch?v=gPAxuMKZ-w8
Median: http://www.youtube.com/watch?v=lmXDclWMLgM
Mode: http://www.youtube.com/watch?v=AYxZYPcXctY
Past Paper Questions: http://www.youtube.com/watch?v=8NIyue7ywUA

Watch more tutorials in my Edexcel S2 playlist: http://goo.gl/gt1up

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