You toss 3 coins. What is the probability of getting 2 heads?

Question

anonymous · Answer

So, if you have this then it would be the amount, to what are the chances. So, as a ratio, it would be 3:2. And, just to conclude, 3 is amount, and 2 heads are chances.

anonymous · Answer

What  is the probability that the first coin is a head?
It is 1/2

anonymous · Answer

Hey.. this is weird.  ON ultrachiasms's link, his smartscore doesnt show, and, when I click his profile, it says, Ban, Suspend, Kick, Warn, and IP Check.

anonymous · Answer

Some thing weird has happened.... @myininaya please help me with this.

anonymous · Answer

They are upgrading the site to avoid being watched by wikileaks

anonymous · Answer

Haha, good one. But, I have no idea what's happening. Also, he's the only person I can ban, kick, etc.

anonymous · Answer

@shadowfiend  I'm seriously confused.

anonymous · Answer

Ok here is the picture: This is what I am confused with:

shadowfiend · Answer

Please see http://openstudy.com/study#/updates/5019a564e4b02742c0b14ecf for more on what's going on.

anonymous · Answer

How are they getting 3/8?

anonymous · Answer

How are they getting 3/8 for 2 heads?

anonymous · Answer

@eliassaab

anonymous · Answer

@eliassaab so you noticed he is here, pretty weird.

anonymous · Answer

Help anybody?

anonymous · Answer

Look it is pretty simple.  There is a formula but a good way with 3 is sample space
We have

HHH
HHT
HTH
HTT
THH
THT
TTH
TTT

How many have 2 H?

anonymous · Answer

OHHHHH!

anonymous · Answer

You have to consider ALL the possible combinations!

anonymous · Answer

Yes!

anonymous · Answer

I am sorry, I thought 3 H.