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dealt with what the British call League Tables but we would call rankings. David's first column appeared in Issue 44. Here David provides an example of a ranking where the outcomes should be pure chance but often do not look like pure chance. In his second column which appeared in Issue 45, David provides an example where the outcomes should be predoinantly skill also luck plays a role and he shows how to estimate how much of a role luck plays. In this the discussion is similar to our discussion of "Is poker a predominatly a game of skill or luck that we discussed in Chance News 29

In the UK National Lottery 6 numbers are randomly chosen from the numbers from 1 to 49. If you correctly predict the six numbers chosen you get a share of the jackpot.