Not necessarily; you have to check the cockpit arena and the horse racing betting station for you to see the shouting and quarrels. The level of noise is just too much for those first-time visitors of this gambling platform, and yet people can concentrate with all the noise around them.
It depends on the gambler and the game he is playing; if its a cockpit arena, they are much used to the noise, but its different if its a poker game, as they need the silence to concentrate.