Ask
your own question, for FREE!
Mathematics
16 Online
We toss 3 coins 100,000 times. How many times do we expect to see "Exactly 1 Head" appearing? A. 12,500 B. 37,500 C. 3,750 D. 50,000
Still Need Help?
Join the QuestionCove community and study together with friends!
B
Think of it like this. Say 0 represents tails, and 1 represents heads (this is arbitrary). The possible combinations of any flip of the 3 coins are: 000 100 010 001 101 111 110 011 How many contain exactly 1 head? 100 010 001 Which is 3/8. 3/8*100,000 = 37,500 as Agent_Sniffle said.
@fewscrewsmissing Thank you for pointing that out...Honestly, I kinda guessed. xD Like I said in the chat..I dun feel so good. :/
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
Subshilava:
Does anyone have recommendations for writing ur college essay I cannot think of a
Countless7Echos:
Ah trying out the whole T.V girl drawing :p (I love drawing eyes)
SnowyBreaks:
You ever get the types of dreams where it feels as if you aren't breathing? And w
laylasnii13:
Poem/diary i wrote I Want Out Iu2019m so tired of screaming into walls. Every fight with my mom leaves something broken and itu2019s not just plates or slam
Countless7Echos:
Aye.. I need actually some help on the shading here.. if the light is from above too I just feel something is off.
17 hours ago
2 Replies
1 Medal
1 day ago
14 Replies
6 Medals
3 days ago
7 Replies
0 Medals
1 week ago
13 Replies
3 Medals
1 week ago
19 Replies
3 Medals