性別比就是:人口中男性人數與女性人數之比。 通常用每100名女性人口相對應的男性人口數來表示。 計算公式:(男性人口數/女性人口數 ) x 100% 性別比大於100表示男性多於女性 性別比小於100表示女性多於男性
參考資料: 教科書
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