The target specification of a bolt is 10 ± 0. 1mm. The process mean is 10. 02mm and standard deviation is 0. 03mm. (a batch of 1,000 needs to be sold) It would cost $1,500 in retooling to shift the proc. . . . a) $1,200 b) $1,300 c) $1,400 d) $1,500