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Unformatted text preview: the camera sees a nonwith
terrorist, it will trigger the alarm 1% of the time.
So, the failure rate of the camera is always 1%.
So, Suppose somebody triggers the alarm. Is it
more likely to be a terrorist or a non-terrorist? Base Rate Bias
Base In a given highschool, 60% of the
students have an A average, 30% a B
average, 10% a C average or lower.
average, Julie is a conscientious student who
wants to go to university. Is she more
likely to have an A or a B average?
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- Fall '09