1 - National Criminal Justice Reference Service

APPENDIXB
DEMOGRAPIDC DATA FROM TIIE OFFENDER
BASED INFORMATION TRACKING SYSTEM (OBITS)
The following tables present two different samples. ·The -sample of ··male offenders -tested
for the needs assessment was a separate group from the total population of male offenders
on December 31, 1989. The sample offemales tested came'from the totalpopniatiOII"of
females. Many would have been at Ventura School on December 31, 1989.
TABLE Bgl.
PERCENTAGES OF OFFENDERS BY AGE: TOTAL POPULATION
ON DECEMBER 31,1989, VERSUS TWO-MONTH SAMPLE
% MALES " % FEMALES
AGE Total Sample Total Sample
n=7.222 n=Q8~ n=296 n=168
13 0 0 0 0
14 1 3 1 2
15 3 8 3 4
16 8 17 11 8
17 15 . 27 17 15
18 22 15 22 23
19 20 14 16 15
20 16 11 17 14
21 7 2 7 11
22 4 2 4 3
23 2 1 2 4
24 1 1 Q 1
TOTALS 99 101 100 100
Mean age in years 19.1 17.6 19.0 18.7
Note:
Table B-2.
COURT
As expected, incoming offenders were younger than those currently in the
Youth Authority.
Totals do not equal 100 due to rounding.
COURT OF COMMITMENT: TOTAL POPUlATION ON
DECEMBER 31, 1989, VERSUS TWO-MONTH SAMPLE
% MALES
Total Sarn&le
n -7.922 n =83
77 75
1~ tEi
21
298
% FEMALES
Total Sample
n=296
77
n=l@
71
1m; lEx)
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