Use a tree diagram showing all possible results when four fair coins are tossed. Then list the ways of getting the indicated
result.
-at least two tails
A)hhtt, htht, httt, thht, thth, tthh, ttht, ttth, tttt
B)hhtt, htht, htth, httt, thht, thth, thtt, tthh, ttht, ttth, tttt
C)hhtt, htht, htth, thht, thth, tthh
D)httt, thtt, ttht, ttth, tttt

Question

Quizplus · Accepted Answer

To get at least two tails in four coin tosses, you can have combinations with exactly two tails, three tails, or four tails. The list in option B correctly enumerates all such combinations, ensuring that it captures all scenarios where there are at least two tails among the four tosses.

Use a Tree Diagram Showing All Possible Results When Four