For the surname: BODKIN

Full Name	Suburb	State	Year
Nicholas BODKIN	Kogarah, formerly of Marrickville	Western Australia	1990
Ross BODKIN	Parkes, formerly of New Zealand	Western Australia	1999
Winifred BODKIN	Gymea, formerly of Botany	Western Australia	1984
Beryl BODKIN	Cronulla, formerly of Botany	Western Australia	1981
Edna BODKIN	Monterey	Western Australia	2004
George BODKIN	Woonona	Western Australia	1981
John BODKIN	at Forbes, Newtown	Western Australia	1982
John BODKIN	formerly of Eastwood	Western Australia	1990
Kathleen BODKIN	Burwood	Western Australia	1976
Mabel BODKIN	Balgownie, formerly of Kogarah	Western Australia	1994
Margaret BODKIN	Parramatta	Western Australia	1986
Mary BODKIN	Croydon Park	Western Australia	1991
Mary BODKIN		Victoria	2007
William BODKIN		Western Australia	2009
ELAINE BODKIN		Western Australia	2009
Mervyn BODKIN		Victoria	2009
The BODKIN		Victoria	2009
Annie BODKIN	Cairns	Queensland	0

According to the Australian Bureau of Statistics, in the year 2007 there were 2,878 people with the surname BODKIN living in Australia. It is estimated that around 4,300 people have the surname BODKIN in Australia. Question: What is the probability that two siblings have the same surname? Answer: The following equation gives the probability that two siblings have the same surname: Where: In the case of BODKIN the probability is 0.