Mr. foley wants to randomly select 3 students for a committee. he used 3 coins to conduct a simulation to predict the probability that the committee will have at least 2 girls. the results of 16 trials of the simulation are shown below. let h represent a girl and t represent a boy. tth hth thh hhh htt tht tht hht hht thh ttt htt hhh hth tth hht based on the results of the simulation, what is the probability that the committee mr. foley selects will have at least 2 girls?