noun
Academic term for the statistical study of human populations, including size, structure, and distribution. Often used in formal or research contexts.
See also: 人口学
人口統計学は、出生率や死亡率などのデータを分析する学問です。
Demography is the discipline that analyzes data such as birth rates and death rates.
彼は大学で人口統計学を専攻している。
He is majoring in demography at university.
人口学 is a broader term for population studies, while 人口統計学 specifically emphasizes statistical methods and data analysis.
Compound of 人口 (population), 統計 (statistics), and 学 (study). The term is a direct calque of the English 'demography' or German 'Demographie', likely coined in the modern era.