When tossed, a certain coin has equal probability of landing on either side. If the coin is tossed 4 times, what is the probability that it will land twice on heads and twice tails?  Choose the correct choice from the following choices
A) 1/8  B) 1/4  C) 1/16  D) 1/32  E) 1/2
Must be twice on heads and twice on tails   1/2*1/2*1/2*1/2 = 1/16   Answer: 1/16
<result>C</result>
When tossed, a certain coin has equal probability of landing on either side. If the coin is tossed 4 times, what is the probability that it will land twice on heads and twice tails?