This data set contains information about immigrants in four cities (Amsterdam, Rotterdam, The Hague and Utrecht) in Netherlands that have been staying in the country illegally in 1995 and have appeared in police records that year.
Usage
data("netherlandsimmigrant")Format
Data frame with 1,880 rows and 5 columns.
captureNumber of times a person has been captured by police.
genderFactor describing gender of the apprehended person.
ageFactor describing age of apprehended person. Either bellow or above 40 years old.
reasonFactor describing reason for being apprehended by police either illegal stay in Netherlands or other reasons.
nationFactor with nation of origin of the captured person. There are 6 levels of this variable:
"American and Australia", "Asia", "North Africa", "Rest of Africa", "Surinam", "Turkey".
References
This data set and its description was provided in publication: van Der Heijden, P. G., Bustami, R., Cruyff, M. J., Engbersen, G., and Van Houwelingen, H. C. (2003). Point and interval estimation of the population size using the truncated Poisson regression model. Statistical Modelling, 3(4), 305-322. doi:10.1191/1471082X03st057oa