Final answer:
The proper use of an anti-static wrist strap is to wear it on the dominant hand to discharge static electricity. It should be connected to a grounded object to prevent electrostatic discharge.
Step-by-step explanation:
The proper use of an anti-static wrist strap is to wear it on the dominant hand in order to discharge static electricity. The purpose of the anti-static wrist strap is to prevent electrostatic discharge (ESD) which can damage electronic components. To ensure proper grounding, the wrist strap should be connected to a grounded object.