Bookies wail after Dettori's super seven

  1. Change the odds statement in the second paragraph of this article into the probability that Dettori would win all seven races?
  2. Do you think the seven races were "independent" events? If the odds on the last race changed from 12 to 1 to 2 to 1, what does this indicate about what the punters thought about the independence of the races?
  3. What did the probability of winning the last race change from, to?

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