annbaz5543 annbaz5543 07-05-2024 Business Answered Vaughn has a standard of 2 hours of labor per unit, at $12 per hour. In producing 3400 units, Vaughn used 6500 hours of labor at a total cost of $79300. Vaughn's total labor variance is A. $1900 U. B. $2300 U. C. $3660 F. D. $2300 F.