Probability and intuitions. The Lure of DNA evidence in forensics. Compare DNA evidence at crime of the scene with sample from suspect. If no match, then exonerated. Have profile of everyone in the pop 2.
Estimation requires knowledge of basic rules of calculating probabilities of events.
Calculate the probability of individual having all three characteristics. Dependent vs. Independent Events. People don't mate at random. Hence characteristics come in clusters. No one knows the frequencies of DNA clusters.