CPM Homework Banner
1-81.

1-81 Robotic arm grabbing random stuffed animal out of a large bin Your team is in charge of games at the CPM Amusement Park. One of the games involves a robotic arm that randomly grabs a stuffed animal out of a large bin. You need to set up the game so that the probability of a customer’s grabbing a teddy bear is exactly Homework Help ✎

  1. How would you set up the bin? Explain.

    What fraction of the stuffed animals in the bin should be teddy bears?

    If the probability of grabbing a teddy bear is , then  of the stuffed animals in the bin should be teddy bears.

  2. What if you returned to check on the bin and found that there were 4 teddy bears left and 12 other animals? What could you add to or remove from the bin to return the probability of selecting a teddy bear to ?

    How should the number of teddy bears compare to the number of other stuffed animals?

    There are two possible answers. You could add teddy bears or remove other stuffed animals.