What is the probability of getting only 1 head in a single throw of four fair coins?	Options: A) 1/2 B) 3/8 C) 1/4 D) 1/5 E) 5/8
One possible case is HTTT.   P(HTTT) = 1/2*1/2*1/2*1/2 = 1/16   There are 4C1 = 4 possible cases.   P(1 head) = 4*1/16 = 1/4   The answer is 1/4.
<result>C</result>
What is the probability of getting only 1 head in a single throw of four fair coins?