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. 1980 Spring;1(4):15–37.

Table H. Approximate Standard Error of Percent Distribution of Persons.

Base of Percent (persons in thousands)

Percent 1 2 3 5 7 10 20 30 50 70 100 200 300 500 700 1,000 2,000 3,000 5,000 7,000 10,000 20,000
1 or 99 3.2 2.2 1.8 1.4 1.2 1.0 .71 .58 .45 .38 .32 .22 .18 .14 .12 .10 .071 .058 .045 .038 .032 .022
2 or 98 4.5 3.2 2.6 2.0 1.7 1.4 1.0 .82 .63 .53 .45 .32 .26 .20 .17 .14 .10 .082 .063 .053 .045 .031
3 or 97 5.5 3.9 3.2 2.5 2.1 1.7 1.2 1.0 .78 .66 .55 .39 .32 .25 .21 .17 .12 .10 .077 .065 .054 .038
4 or 96 6.3 4.5 3.7 2.8 2.4 2.0 1.4 1.2 .89 .76 .63 .45 .37 .28 .24 .20 .14 .12 .089 .075 .063 .044
5 or 95 7.1 5.0 4.1 3.2 2.7 2.2 1.6 1.3 1.0 .85 .71 .50 .41 .32 .27 .22 .16 .13 .099 .084 .070 .049
7 or 93 8.4 5.9 4.8 3.7 3.2 2.6 1.9 1.5 1.2 1.0 .84 .59 .48 .37 .32 .26 .19 .15 .12 .099 .082 .057
10 or 90 10 7.1 5.8 4.5 3.8 3.2 2.2 1.8 1.4 1.2 1.0 .71 .58 .45 .38 .32 .22 .18 .14 .12 .098 .067
20 or 80 14 10 8.2 6.3 5.3 4.5 3.2 2.6 2.0 1.7 1.4 1.0 .82 .63 .53 .45 .31 .26 .20 .16 .14 .090
30 or 70 17 12 10 7.8 6.5 5.5 3.9 3.2 2.4 2.1 1.7 1.2 1.0 .77 .65 .54 .38 .31 .24 .20 .16 .10
40 or 60 20 14 12 8.9 7.6 6.3 4.5 3.7 2.8 2.4 2.0 1.4 1.2 .89 .75 .63 .44 .36 .27 .22 .18 .11
50 22 16 13 10 8.5 7.1 5.0 4.1 3.2 2.7 2.2 1.6 1.3 .99 .84 .70 .49 .39 .30 .25 .20 .12