If a coin is tossed 5 times and 3 heads and 2 tails, what is the probability of the 6th toss being heads?
投掷5次硬币，有3次正面向上，2次反面向上，那么投掷第6次硬币正面向上的可能性是多少．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>