won't have much of an effect, and since you probably need a job to pay bills, the inquiry is certainly worth it
FWIW, I was anxious about having my credit reviewed by HR about three years ago when my credit score was in the tank. But ultimately I got the job offer and you will too
Starting Score: 653 (11/1/2011 TransUnion)
Current Score: 719 (5/3/2012 TransUnion) 572 (3/21/2012 Equifax) 762 (4/14/12 VantageScore)
Goal Score: 700Take the FICO Fitness Challenge