Normal Distribution A Level Maths

Examsolutions maths revision youtube video.
Normal distribution a level maths. We write x n m s 2 to mean that the random variable x has a normal distribution with parameters m and s 2. Examsolutions statistics revision youtube video part c. Edexcel s1 statistics january 2013 q4 c. The normal distribution is a continuous statistical distri.
In this video i introduce you to the normal distribution and the standardised normal distribution. The normal distribution has many characteristics such as its single peak most of the data value occurs near the mean thus a single peak is produced in the middle. For the full list of videos and more revision resources visit www mathsgenie co uk. Secondly it is symmetric about the mean.
The parameters of the distribution are m and s 2 where m is the mean expectation of the distribution and s 2 is the variance. A continuous random variable x follows a normal distribution if it has the following probability density function p d f.