Question

Judy tosses a coin four times. Draw a tree diagram showing the possible outcomes. Select the probability of getting at

least 2 tails.
A. 1/4 B. 11/16. C.3/8. D.5/16

Answer 1

B. 11/16

Explanation:

tossing a coin 4 times, with 2 possible outcomes each time: 2 x 2 x 2 x 2 = 16 total possible outcomes. All but 5 have at least 2 tails.