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The normal distribution is the most popular and commonly used probability distribution.
A continous random variable x is said to have a normal distribution if its pdf is given by;
f(x)=12πδ2e-12δ2(x-μ)2 -∞<μ<∞, δ>0-∞<x<∞ 0, elsewhere
We use the notation;
The normal distribution depends on two unknown parameters.
f(x)= Probability Denisty function
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