Bella is making button barrettes. She allows each of her friends to reach into her bag of buttons and randomly select a color. Then she replaces it with the same color button and shakes the bag before letting another friend pick a color. Bella's bag of buttons contains the colors below. Which model shows the probability of randomly selecting each color button from her bag? If 50 her friends choose a button from the bag, about how many pink barrettes can she expect make?
