Oz early asteroid alert at risk of crashing



  1. Summarise the claims of this article and why you think it might have been written.
  2. What questions would you ask the scientist about the assumptions associated with the probability claim in the second paragraph?
  3. Write a probability statement of the form Pr(A) = n x Pr(B) from the second paragraph. Carefully define A and B.
  4. Discuss the relative importance you would give to the risk and the outcome associated with the statement, "the probability of an asteroid or comet impact is small, but the consequences are horrendous".



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