For each experiment, determine whether events A and B are independent or dependent. A deck contains 11 cards numbered 1 through 11. A card is randomly selected and reinserted to the deck. The deck is shuffled. Then another random selection is made. Event A: the first selection is a 7. Event B: the second section is at 6.

Manual randomly selects a sock from a drawer containing black socks and brown socks, and puts it on. Then another random selection is made from the remaining socks. Event A: the first selection is black. Event B: the second selection is brown.

The family has two children. Event A: the older child has red hair. Event B: both children have red hair.

A number cube with sides labeled 1 through 6 is rolled twice. Event A: the first roll is a 2. Event B: the second roll is a 5.

A litter of puppies consists of black puppies and white puppies. A puppy is randomly selected and remove from the litter. Then another random selection is made from the remaining puppies. Event A: the first section is a white puppy. Event B: the second section is a black puppy.