244 Forensic Laboratory Management: Applying Business Principles
Some population geneticists in the forensic eld argue that when calculating
the random match probability we know that the genotype prole developed
from the evidentiary sample exists somewhere in the world, and this should
be your assumption. is assumption will severely restrict the possible geno-
types to those currently seen in the human population of the world. is
calculation is called the conditional probability, and it boils down to what is
the probability that you would see this particular prole again given that you
have already seen it once. PopStats will calculate this for you. It will make
your reported statistics a little more common but not a lot.
Slide 44:
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