Table 1a Mean $D_c^{{}^{\prime }}$ and per cent significant (at the 0.05 level) as a function of the recombination fraction between all possible pairs of autosomal markers drawn from the same chromosome.

Samoa (N = 482)

Mean $D_c^{{}^{\prime }}$

0.026

0.018

0.016

0.014

0.014

% significant

24.79

16.43

17.79

12.90

15.06

Palau* (N = 84)

Mean $D_c^{{}^{\prime }}$

0.031

0.019

0.017

0.012

0.009

% significant

16.2

11.6

11.6

7.1

4.4

NASC (N = 333)

Mean $D_c^{{}^{\prime }}$

-0.001

0.001

0.000

0.000

0.000

% significant

4.48

3.97

3.87

4.44

4.63

Table 1b. Mean $D_c^{{}^{\prime }}$ and per cent significant (at the 0.05 level) as a function of the recombination fraction between all possible pairs of X-linked markers.

Population

Statistic

Recombination fraction interval

< 0.1

0.1- < 0.2

0.2- < 0.3

0.3- < 0.4

> 0.4

Samoan females (N = 201)

Mean $D_c^{{}^{\prime }}$

0.129

0.062

0.080

0.059

0.082

% significant

55.6

33.3

56.3

48.2

48.2

Samoan males (N = 249)

Mean $D_c^{{}^{\prime }}$

0.116

0.050

0.071

0.036

0.067

% significant

44.4

38.9

43.8

37.0

41.0

Palaun males* (N = 54)

Mean $D_c^{{}^{\prime }}$

0.123

0.041

0.041

0.020

0.026

% significant

44.0

0

13.6

13.6

21.4

NASC females (N = 161)

Mean $D_c^{{}^{\prime }}$

-0.002

0.000

-0.002

0.006

-0.002

% significant

12.5

7.69

9.09

4.55

9.52

NASC males (N = 172)

Mean $D_c^{{}^{\prime }}$

-0.021

-0.003

-0.014

-0.018

0.000

% significant

11.11

11.11

0

0

4.82