Polydactyly is a fairly common congenital abnormality in which a baby is born with one or more extra fingers or toes It is reported in about one child in every 500 A young obstetrician celebrates her first 100 deliveries Assuming that these 100 births are unrelated and independent what is the probability that the obstetrician has delivered no child with polydactyly Enter your answer rounded to four decimal places for example 0 1111 P X 0 What is the probability that she has delivered at least one child with polydactyly Enter your answer rounded to four decimal places P X 1