Frequency of Convictions for a Cohort of English Boys

Data on frequency of convictions for a cohort of 395 boys.

Usage

Convictions

Format

A data frame with 15 observations on the following 2 variables.

convictions

number of convictions

boys

number of boys with given number of convictions

Source

Farrington, D.P. 1994. Cambridge Study in Delinquent Development [Great Britain], 1961-1981. 2nd ICPSR ed. Inter-university Consortium for Political and Social Research, Ann Arbor, MI.

References

http://www.icpsr.umich.edu/icpsrweb/NACJD/archive.jsp

Examples

str(Convictions)
#> 'data.frame':	15 obs. of  2 variables:
#>  $ convictions: int  0 1 2 3 4 5 6 7 8 9 ...
#>  $ boys       : int  265 49 21 19 10 10 2 2 4 2 ...
barchart(boys ~ as.factor(convictions), Convictions,
         horizontal = FALSE, origin=0)

xyplot( boys ~ convictions, Convictions, type = "h", lwd = 20)