1. This is Dataplot macro   OC_SSB.DP
2. Purpose--Generate an Operating Characteristic curve for a
3.          single sample plan.
4.          The OC is defined as:
5.            BINCDF(c,p,n) versus p
6.          where
7.            n      = sample size
8.            c      = acceptance number for defectives
9.            p      = desired binomialprobabilities
10.
11. Input --N        = sample size
12.       --C        = number of defectives
13.       --PSTART   = start value for p
14.       --PINC     = increment value for p
15.       --PSTOP    = stop value for p
16. Output--graph
17.
18DELETE ZZZZP ZZZZY
19.
20LET ZZZZC = C
21LET ZZZZN = N
22.
23LET PSTARTT = 0.001
24LET PINCT = 0.001
25LET PSTOPT = 0.20
26IF PSTART EXISTS
27  LET PSTARTT = PSTART
28END OF IF
29IF PINC EXISTS
30  LET PINCT = PINC
31END OF IF
32IF PSTOP EXISTS
33  LET PSTOPT = PSTOP
34END OF IF
35.
36LET ZZZZP = SEQUENCE PSTARTT PINCT PSTOPT
37LET ZZZZY = BINCDF(ZZZZC,ZZZZP,ZZZZN)
38.
39LABEL CASE ASIS
40TITLE CASE ASIS
41Y1LABEL Probability of Acceptance, Pa
42X1LABEL Lot Fraction Defective, p
43TITLE OC Single Sample (^ZZZZN, ^ZZZZC) Curve
44.
45PLOT ZZZZY VS ZZZZP
46.
47