Can anyone know how to do that, I also upload the image of the question

Can anyone know how to do that, I also upload the image of the question

function rand('twister',800);
         for count = 1:500
         vector = 1 + floor(6*rand(1,4));
         results(count)=sum(vector);
end

[Matt J]

Don't do that. Write the question in your words and show what you've done to solve it.

[Image Analyst]

Use the image, or paper clip icon when you edit your question to attach/insert photos and files. Also, please read this: http://www.mathworks.com/matlabcentral/answers/13205-tutorial-how-to-format-your-question-with-markup

Answer 1

[Image Analyst]

rand() is a built-in function. You should not overwrite it, especially if you're going to call it inside your new function!!!

Answer 2

[Walter Roberson]

You cannot have a literal string or a numeric value in the "function" statement.

Remember to assign the output in the "function" statement.