Multilingual Demographic Dictionary, second unified edition, English volume

Preferred point (PREFERRED point)

Translation
Section	English 152	Arabic 152	German 152	Spanish 152	Finnish 152	French 152	Italian 152	Polish 152	Portuguese 152	Russian 152
152-1	round number	أرقام مجبورة (جبر)	runde Zahl —gerundete Zahl	números redondos	pyöristetty luku	nombre rond	cifra rotonda —cifra tonda	liczby zaokrąglone	NÚMERO arredondado	Округленное число
152-2	heaping —bunching	تركيم (تراكم)—تكويم (تكويم)	der runden	atracción de los números redondos —números redondos. atracción de los ...	pyöristyminen	attraction des nombres ronds	tendenza all’arrotondamento	skupienie na liczbach okrągłych	ATRAÇÀO dos números redondos	Возрастная аккумуляция
152-3	preferred point	نقط تراكم (نقطة)	Anziehungszahl	números atractivos	suosittu luku	nombres attractifs	cifra preferita —cifra simpatica	liczby skupiające	NÚMERO atraente —NÚMERO atrativo	Сила возрастной аккумуляции
152-4	index, heaping —index of bunching	أدلة التراكم (دليل)—مؤشرات التكويم (اشر)	Anziehungsindex —Rundungsindex	índices de atracción	pyöristyskasauman mittaluku	indice d’attraction	indici di tendenza all’arrotondamento	indeks skupienia	ÍNDICE de atração	Коэффициент аккумуляции

It is often necessary to graduate distributions to correct the tendency of people to give their replies in round numbers ¹. Heaping ² or digit preference ² can be found in various duration distributions (e.g., distribution of marriage duration, breastfeeding duration or birth intervals), but is particularly frequent in age distributions and reflects a tendency for people to state their ages in numbers ending with 0, 5, or other preferred digits, but . Age heaping ³ is sometimes measured with indices of age preference ⁴. Age data must often be corrected for other forms of age misreporting ⁵ or age reporting bias ⁵ More...