For a sampling plan, N = 1,200, n = 64 and c = 1, determine the probability of acceptance of the following lots:

(a) 0.5 per cent defective

(b) 0.8 per cent defective

(c) 1 per cent defective

(d) 2 per cent defective

(e) 4 per cent defective

(f) 10 per cent defective Also, draw an OC curve.