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# here I am trying to get the random matrix with the elements only 1 and 0 where none of columns and rows can be 0 only and also the number of 0s and 1s should be in a percentage of 30% and 70%.

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I am trying to get the random matrix with the elements only 1 and 0 where none of columns and rows can be 0s only or 1s only, and also the number of 0s and 1s should be in a percentage of 30% and 70%. They have to use probability

Requirements

- Random Matrix
- elements only 1s and 0s
- percentage of 0s: 1s is 3:7
- None of the columns and rows can be with only 0 and only 1. have to have mix

### Answers (2)

dpb
on 8 Aug 2018

N=5; % size

z=zeros(N); % start w/ none

o=randperm(numel(z),fix(numel(z)/2)); % 30% < ~50% < 70%

z(o)=1; % set the ones

>> ok=~(any(all(z) & all(z,2).')) % did we meet criteria?

ok =

logical

1

>>

Ayup...

##### 2 Comments

dpb
on 8 Aug 2018

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