A random variable is said to follow a normal distribution with mean and variance
Properties:
- Take
-
values \u200b\u200baround.
- function is symmetric about
.
- Strictly and strictly increasing if
decreasing if
.
-
has a maximum.
- has turning points and
.
- In
has a horizontal asymptote.
Features:
- Hope: Hope is
distribution.
- Variance: The variance of the distribution is
.
- moment generating function: The moment generating function is
- origin and scale change: The variable is not affected by changes of origin and scale, ie if
then has the following distribution
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