2010 · Q54
Consider the following data:
Year: 1911-21, 1921-31, 1931-41, 1941-51, 1951-61, 1961-71, 1971-81
Birth rate: 48.1, 46.4, 45.2, 39.9, 41.7, 41.1, 37.1
Death rate: 38.5, 36.3, 31.2, 27.4, 22.8, 35.9, 14.8
For which period is the natural growth rate minimum ?
Elementary MathematicsStatistics
- A1911-21
- B1921-31
- C1951-61
- D1961-71
Explanation
Growth = birth-death; minimum 5.2 in 1961-71.