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well I'm not sure

if all 3 had dark brown eye colour

(0.18)(0.82)(0.82)=0.121

1. 0.82 or 82% 2. (0.82)(0.82)(0.82)=0.551

I did the complement rule so that 0.82 is the probability of neither having dark brown eyes. do I then have to do (0.18)(0.82)(0.82)=0.12 ??

The probability that a person in the United States has dark brown eye color is 18%. Three unrelated people in the United States are selected at random. a) What is the probability that all three have dark brown eye colour ? b) What is the probability that at least one person has dark brown eye...