prevailing wage depends on many factors such as

but not limited to your major of degree, field of employment and length of work experience.

Your HR will determine how much is fair to pay you equal or above the prevailing wage for the job title. And the prevailing wage is determined by many factors.
*********
Prevailing Wage Factors
The regulatory scheme at 20 CFR 656.40, effective March 28, 2005, must be followed in determining the prevailing wage. The same policies and procedures shall be followed for the permanent labor certification program, the nonimmigrant program pertaining to H-1B professionals in specialty occupations or as fashion models, and the H-2B temporary nonagricultural labor certification program. Under § 656.40, the relevant factors in determining a prevailing wage rate are the nature of the job offer, the area of intended employment, and jobs duties for workers that are similarly employed.