Question

Which situation shows independent events?

A.

Kim randomly chooses a word out of the dictionary. Then, she randomly chooses a word from the dictionary again.








B.
Tim picks a marble at random and does not put it back. Then he picks another marble at random.







C.
A teacher needs two different volunteers. She randomly selects a girl. Then she randomly selects another girl.








D.
A group of friends is drawing names for a gift exchange. Anthony chooses and then Bernice chooses next.

Answer 1

Independent events mean two events is individualistic and does not effect of the second event. For example, A and B are independent. A happened and does not affect the prospect of B occurring.

The answer is A because she's choosing different words. B, C, and D affect the second outgoing.

Answer 2

it is probably either A or B