50% of babies are born female. olive wants to find the probability that 20 or more of the 50 babies born today were female. if we use a double sided coin and assign heads as females and tails as males

50% of babies are born female. olive wants to find the probability that 20 or more of the 50 babies born today were female. if we use a double sided coin and assign heads as females and tails as males, what is the best way to perform this simulation