AQA A Level Maths: Statistics复习笔记4.4.2 Normal Approximation of Binomial

Normal Approximation of Binomial

When can I use a normal distribution to approximate a binomial distribution?4-4-2-normal-approximation-of-binomial-diagram-1

Worked Example

(i)Explain why a normal distribution can be used to approximate the distribution of .
(ii)Write down the approximating normal distribution.

4-4-2-normal-approximation-of-binomial-we-solution-aqa

Exam Tip

  • In the exam, you will only be asked to describe the approximating distribution and not to use it.

 

 

 

 

 

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