Question

You flip a coin twice. what is the probability that you observe tails on both flips?

a. 0.4
b. 4
c. ¾
d. 0.5
e. 0.25

Answer 1

Total outcomes for flipping coin twice = 4. HT, TH, TT, HH.
Probability of observing tails on both flips = 2/4 = 0.5