on Survhcrfiifs, 
337 
Table, (hewing the probabilities of furvivorfhip between two 
perfons of all ages, whofe common difference of age is net 
lefs than ten years, computed from the Northampton Table 
of Obfervations in Dr. Price’s Treatife on Rovcrfio;.a y 
Payments. 
Ten years difference. 
Twenty years difference. 
Thirty years difference. 
Ages. 
Probabilities. 
Ages. 
Probabilities. 
Ages, j 
Probabilities. 
1 1 — I 
5^-59 
41.41 
21 — I 
52.46 
47-54 
31 - 1 
48.23 
51-77 
12 — 2 
5 !- 3 & 
48.64 
22— 2 
44 33 
55-67 
32- 2 
39-36 
60 64 
1 o n 
1 J O 
48.23 
5 i -77 
9 0 — n 
J 
40.88 
59 -* 2 
33 “ 3 
35 57 
64.43 
H— 4 
45.98 
54 02 
24- 4 
39.00 
61.00 
34 ~ 4 
32.86 
67.14 
i 5 - 5 
44.70 
55-30 
25- 5 
37-69 
62.31 
35 “ 5 
3 1 35 
65.65 
ib — 6 
43-43 
5^-57 
26— 6 
36.40 
63.60 
36- 6 
29- 83 
70.15 
i 7 - 7 
4 2 -'S 3 
57-47 
27- 7 
35-48 
64.52 
37 “ 1 
28.83 
71.17 
1 8 — 8 
41.91 
58.09 
28- 8 
34-84 
65.16 
38- 8 
27.98 
72.02 
19- 9 
41.60 
58.40 
29- 9 
34-52 
65 4b 
39 “ 9 
27.53 
72.47 
20— 10 
4 i -53 
58-47 
30-10 
34-41 
65-59 
40—10 
27-33 
72.67 
21 — 1 1 
41.58 
58 42 
31 — n 
34-40 
65.60 
41 — 1 1 
27.24 
72 76 
22 — 12 
41.68 
58.32 
32-12 
34-42 
6558 
42—12 
27.18 
72.62 
23-13 
41.78 
58.22 
33-13 
34-44 
6556 
43 — 1 3 
27 14 
72.86 
24-14 
41.90 
58.10 
34-14 
34-47 
65-53 
44- 14 
27. 1 1 
72.89 
25- IS 
42.02 
57-98 
35-15 
34-51 
65.49 
45 “!5 
27.08 
72.92 
26— 16 
42.16 
57.84 
36-16 
34.56 
65-44 
46—16 
27 -c 6 
72.94 
27- J 7 
42.26 
57-74 
37 — 1 7 
34-58 
65.42 
47 — 17 
27.01 
72.99 
28-18 
42.32 
57.68 
38-18 
34-54 
65.46 
48—18 
26.90 
73 -i° 
29-19 
42.34 
57.66 
39 — *9 
34 44 
65.56 
49-19 
26.72 
73.28 
30— 20 
42.31 
57-69 
40 — 20 
34-29 
65.71 
50-20 
26.50 
73 50 
3 1 — 21 
42.22 
57-78 
41—21 
34.08 
65.92 
51-21 
26.21 
73-79 
32-22 
42.09 
57 - 9 i 
42 — 22 
33-84 
66. ib 
52-22 
25.89 
74.11 
33~ 2 3 
41.97 
58 03 
43- 2 3 
33-59 
66.41 
53-23 
25 - 5 ° 
74 44 
3+“ 2 4 
41.83 
58-17 
44-24 
33-35 
66.65 
54-24 
25.22 
74.78 
35- 2 5 
41.70 
58.30 
45-25 
33-°9 
66.91 
55-25 
24.87 
75.13 
26 — 26 
41.56 
58.44 
46 — 26 
32-83 
67-17 
56—26 
24-52 
75 48 
37 — 27 
41.41 
58-59 
47-27 
32*5(1 
67.44 
57-27 
24.16 
75-84 
38-28 
41.26 
58.74 
48 — 28 
32*28 
67.72 
58-28 
23-79 
76.21 
39~ 2 9 
41.10 
58.90 
49-29 
31-99 
68.01 
59“ 2 9 
23-41 
76.59 
40-30 
40.94 
59.06 
50-3° 
3 1 * 7 ° 
68-30 
60 — 30 
23.02 
76.98 
41-31 
40.78 
59.22 
5 i— 3 i 
3*-43 
68.57 
61-31 
22.63 
77-37 
42-32 
40.63 
59-37 
52 - 3 2 
5I 'oo 
68.84 
62 — 32 
22.23 
77-77 
43 - 33 
40.49/ 
59-51 
53-33 
30.88 
69.12 
6 3-33 
21.81 
78.19 
Ten 
