'Both scenarios involve the same chance - that two selections of six numbers from a choice of 49 produce three of the same results - that is to say, about one.').
So it seem that you ticket is simply an interesting coincidence - but how much of one?
Dr Haigh said: 'If I understand this correctly, the odds of buying two tickets and for them to then have three numbers in common would be the same as the chances of matching three numbers on a single ticket with the winning numbers that are.You have to commit to buying the tickets before you can see what your numbers are.I play the Lotto from time to time and use the 'lucky dip' function to pick my numbers when I buy tickets online.I'm now wondering if I have I been a victim of a glitch in system - or perhaps the 'lucky dip' is not as random as I imagined?The fourth number was only one digit out too.The randomness of Lucky Dip tickets is assessed independently by the Gambling Commission using the Centre for the Study of Gambling at the University of Salford.I noticed that my last set of tickets included two tickets that had three numbers in common.As this is the case, sometimes two, or even three numbers may be repeated in different lines on the same ticket.'.The software is tested to ensure it does just that.Dr John Haigh, Emeritus Read (Mathematics from the University of Sussex, who has published papers on the maths of the national lottery, to explain.A Camelot spokesman told me: 'The Lucky Dip facility uses software that has been designed to generate numbers at random.You have the option of picking your own numbers from the outset, but the lucky dip function does not allow you to reject randomly selected numbers until you get some you like.
As with all things related to the lottery, there are rules broadway discount tickets today to ensure games are operated fairly.
I asked Camelot, which runs the Lotto, exactly how it works.