Some exchanges have many steps for users to check and confirm a withdrawal information before finalizing it to the exchange for approval.

Like a pop-up window to double check address. A confirmation email to check the address one more step. By checking the address two to three times, chance to make mistake is small.

In addition, if that is an address you are familiar to send coins to, you can use Whitelist feature for faster and smoother process as well as avoid mistake too.