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Problem 3 (10pts) Use the contingency table below to answer the fol Brown Eyes Not Brown Eyes Totals 80 150 230 30 Black Hair 50 Red Hair70 Totals 120 11 I) What is the probability that someone with black hair has brown eyes? 2) What is the probability that someone has black hair? 3) What is the probability that someone has brown eyes?
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Answer #1

Here probability = Favourable no.of cases / Total no.of cases

ot Black hon0 30 B0 110 80 15 6 230 Rasl oin7 てrted 120 50 P Penbon 80 2300. 3473 -3u78 230

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