A bin contains 1 pink ball, 4 green balls and 1 silver ball. A ball is drawn at random from the bin 7 times, with replac
Posted: Sun Jul 10, 2022 10:41 am
A bin contains 1 pink ball, 4 green balls and 1 silver ball. A ball is drawn at random from the bin 7 times, with replacement. what is the probability that there will be exactly three pink balls, and exactly 2 green balls among the seven balls drawn?