В качестве примера приведу выходные данные по обсчёту поколенного интервала на основании файла ГЕДКОМ:
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Statistics report
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Total persons: 41046
Males total: 21067
Females total: 19979
Pairs Father-Son total: 16998
among them with good dates (used in caluculations below): 14278
Pairs Father-Daughter total: 14568
among them with good dates (used in caluculations below): 12791
Pairs Mother-Son total: 15493
among them with good dates (used in caluculations below): 13535
Pairs Mother-Daughter total: 14115
among them with good dates (used in caluculations below): 12283
*** Generational interval ***
Mother-child:
Arithmetic mean: 29.00, Median: 28.00, Mode: 25
Absolute deviation: 6.18, Variance: 58.45, RMSD: 7.65, Standard deviation (unbiased): 7.65
Mother-daughter:
Arithmetic mean: 28.92, Median: 28.00, Mode: 25
Absolute deviation: 6.15, Variance: 57.47, RMSD: 7.58, Standard deviation (unbiased): 7.58
Father-child:
Arithmetic mean: 32.60, Median: 31.00, Mode: 30
Absolute deviation: 6.96, Variance: 75.50, RMSD: 8.69, Standard deviation (unbiased): 8.69
Father-son:
Arithmetic mean: 32.61, Median: 31.00, Mode: [28, 30]
Absolute deviation: 6.97, Variance: 76.25, RMSD: 8.73, Standard deviation (unbiased): 8.73
All:
Arithmetic mean: 30.84, Median: 30.00, Mode: 25
Absolute deviation: 6.71, Variance: 70.40, RMSD: 8.39, Standard deviation (unbiased): 8.39
All, by centuries:
17:
Arithmetic mean: 33.97, Median: 32.00, Mode: 29
Absolute deviation: 8.97, Variance: 127.47, RMSD: 11.29, Standard deviation (unbiased): 11.31
18:
Arithmetic mean: 30.55, Median: 29.00, Mode: 24
Absolute deviation: 7.44, Variance: 93.11, RMSD: 9.65, Standard deviation (unbiased): 9.65
19:
Arithmetic mean: 30.98, Median: 30.00, Mode: 25
Absolute deviation: 6.63, Variance: 66.87, RMSD: 8.18, Standard deviation (unbiased): 8.18
20:
Arithmetic mean: 30.63, Median: 30.00, Mode: [27, 28]
Absolute deviation: 6.10, Variance: 56.06, RMSD: 7.49, Standard deviation (unbiased): 7.49
21:
Arithmetic mean: 27.69, Median: 26.50, Mode: 25
Absolute deviation: 4.28, Variance: 26.29, RMSD: 5.13, Standard deviation (unbiased): 5.23
Father-son, by centuries:
17:
Arithmetic mean: 34.92, Median: 33.00, Mode: [27, 29, 42]
Absolute deviation: 8.97, Variance: 128.56, RMSD: 11.34, Standard deviation (unbiased): 11.40
18:
Arithmetic mean: 32.37, Median: 31.00, Mode: 30
Absolute deviation: 7.82, Variance: 103.57, RMSD: 10.18, Standard deviation (unbiased): 10.18
19:
Arithmetic mean: 32.77, Median: 32.00, Mode: 30
Absolute deviation: 6.83, Variance: 70.33, RMSD: 8.39, Standard deviation (unbiased): 8.39
20:
Arithmetic mean: 32.28, Median: 31.00, Mode: 28
Absolute deviation: 6.30, Variance: 60.52, RMSD: 7.78, Standard deviation (unbiased): 7.78
21:
Arithmetic mean: 28.40, Median: 27.50, Mode: 25
Absolute deviation: 4.88, Variance: 32.84, RMSD: 5.73, Standard deviation (unbiased): 6.04
Mother-daughter, by centuries:
17:
Arithmetic mean: 34.11, Median: 31.00, Mode: 25
Absolute deviation: 8.42, Variance: 93.36, RMSD: 9.66, Standard deviation (unbiased): 9.85
18:
Arithmetic mean: 28.55, Median: 27.00, Mode: 23
Absolute deviation: 6.80, Variance: 76.03, RMSD: 8.72, Standard deviation (unbiased): 8.72
19:
Arithmetic mean: 29.02, Median: 28.00, Mode: 22
Absolute deviation: 6.12, Variance: 55.69, RMSD: 7.46, Standard deviation (unbiased): 7.46
20:
Arithmetic mean: 28.88, Median: 28.00, Mode: 26
Absolute deviation: 5.64, Variance: 45.66, RMSD: 6.76, Standard deviation (unbiased): 6.76
21:
Arithmetic mean: 26.40, Median: 26.00, Mode: 26
Absolute deviation: 1.04, Variance: 1.84, RMSD: 1.36, Standard deviation (unbiased): 1.52