How to choose a random number between 3 values in matrix?

Hi all!

i have a matrix (m*n), i want to fill it randomly with just 3 values, for example i want to get matrix with these values : 3,6,7

the manner to choose between those values is random.

it is possible to do it?

Answer 1

[Walter Roberson]

If you have the statistics toolbox you could use randsample(). But otherwise:

choices = [3, 6, 7];

m = 4; n = 3;  %for example

output = choices(randi(length(choices), m, n))

output = 4×3

7 6 7 7 6 3 3 7 7 3 6 7

[Majid]

Perfect! thank you!