How can I create a vector of 10 random numbers?
40 views (last 30 days)
Show older comments
I am looking to create a vector of 20 random numbers and then use 10 othjer random numbers to replace 10 of the data points with NaN
0 Comments
Answers (2)
Kye Taylor
on 22 Oct 2012
If you use an approach like
x = rand(20,1);
idx = randi(20,10,1);
x(idx) = NaN,
you may replace less than ten numbers since there may be repeated integers in idx.
If you need to replace exactly 10 numbers every single time, try
x = rand(20,1);
idx = randperm(20);
x(idx(1:10)) = NaN;
0 Comments
See Also
Categories
Find more on Creating and Concatenating Matrices in Help Center and File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!