Скачать или смотреть Proof of the Binomial Distribution Factorial Formula

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

This is the fifth in a sequence of tutorials about the binomial distribution. I explain why the number of ways to achieve r successes in a sequence of n trials is n!/r!(n-r)!

Tutorials on the binomial distribution

Introduction:    • Binomial Distribution: Introduction  
Probability Tables:    • Binomial Distribution: Using the Probabili...  
Mean & Variance:    • Binomial Distribution: Mean & Variance  
Criteria for Using the Binomial Distribution:    • Criteria for Using the Binomial Distribution  
Proof of the Factorial Formula:    • Proof of the Binomial Distribution Factori...  
Past Paper Questions:    • Binomial Distribution: Past Paper Questions  
Poisson Approximation to the Binomial:    • Poisson Approximation to the Binomial  
Normal Approximation to the Binomial:    • Normal Approximation to the Binomial  
Hypothesis Testing:    • Hypothesis Testing: Binomial Distribution  

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

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