Birthday problem.xlsx
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ABCDEFG
1
Number of peopleNumber of chances for same birthdayProbability of at least one match
2
1NANA
3
210.0027
4
330.0082
5
460.0163
6
5100.0271
7
6150.0403
8
7210.0560
9
8280.0739
10
9360.0940
11
10450.1161
12
11550.1401
13
12660.1656
14
13780.1926
15
14910.2209
16
151050.2503
17
161200.2805
18
171360.3114
19
181530.3428
20
191710.3745
21
201900.4062
22
212100.4379
23
222310.4694
24
232530.5005
25
242760.5310
26
253000.5609
27
263250.5900
28
273510.6182
29
283780.6455
30
294060.6717
31
304350.6968
32
314650.7208
33
324960.7435
34
335280.7651
35
345610.7854
36
355950.8045
37
366300.8224
38
376660.8391
39
387030.8547
40
397410.8690
41
407800.8823
42
418200.8946
43
428610.9058
44
439030.9160
45
449460.9254
46
459900.9339
47
4610350.9415
48
4710810.9485
49
4811280.9547
50
4911760.9603
51
5012250.9653
52
5112750.9697
53
5213260.9737
54
5313780.9772
55
5414310.9803
56
5514850.9830
57
5615400.9854
58
5715960.9875
59
5816530.9893
60
5917110.9909
61
6017700.9922
62
6118300.9934
63
6218910.9944
64
6319530.9953
65
6420160.9960
66
6520800.9967
67
6621450.9972
68
6722110.9977
69
6822780.9981
70
6923460.9984
71
7024150.9987
72
7124850.9989
73
7225560.9991
74
7326280.9993
75
7427010.9994
76
7527750.9995
77
7628500.9996
78
7729260.9997
79
7830030.9997
80
7930810.9998
81
8031600.9998
82
8132400.9999
83
8233210.9999
84
8334030.9999
85
8434860.9999
86
8535700.9999
87
8636551.0000
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Sheet1