3D Normal distribution plot for 2 random variable

Dear Support and collegues

Please see attachment.

Can matab do 3D plot for Normal distribution with 2 random variable ?

First,

How to define Normal distribution with 2 random variable

For, one random varialbe, Nomral distribution is defined, y=pdf('Normal',x,0,1)

Second,

How to plot it in 3D ?

Thank you.

Gunmo

Answer 1

[Luna]

Hello Gun Gu,

You can use surf function to do that plot.

Here is the link: surf

Also you can look at below function in fileexchange (Create your x and y vectors, calculate your z with the function you have given). Call vecsurf with 3 vectors, x,y,z.

Demo 6 and 7 suits for your case.

Here is the link: vecsurf