Which is more random?
Which is more random?

    rand()

OR

    rand() + rand()

OR
   
    rand() * rand()

Just how can one determine this? I mean. This is really puzzling me! One feels that they may all be equally random, but how can one be absolutely sure?!

Anyone?
Which is more random?
===

Which is more random?

    rand()

OR

    rand() + rand()

OR
   
    rand() * rand()

Just how can one determine this? I mean. This is really puzzling me! One feels that they may all be equally random, but how can one be absolutely sure?!

Anyone?