Probability of Selecting a Child Without Stickers

At a birthday party, there are 15 children. The children bring different types of party favors to share. Here is a breakdown of the party favors:

• 5 have brought balloons
• 6 have brought stickers
• 4 have brought candies

If one child is randomly selected to receive an additional party favor, what is the probability that this child does not have stickers?