anonymous
  • anonymous
If you toss three coins 100,000 times, how many times do you expect to see exactly one head come up? A ..12,500 B ..37,500 C..3,750 D.. 50,000
Mathematics
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SOLVED
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katieb
  • katieb
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mathmate
  • mathmate
hint: Sample space is 8.
Akshay_Budhkar
  • Akshay_Budhkar
oh mathmate already gave u hint..sorry :P
anonymous
  • anonymous
So whats the anwser A B C D

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More answers

Zarkon
  • Zarkon
3/8
anonymous
  • anonymous
im so not good with fractions
Akshay_Budhkar
  • Akshay_Budhkar
my bad.. yea \[3 \over 8\] sorry zarkon
Akshay_Budhkar
  • Akshay_Budhkar
\[{ 3 \over 8 } \times 10,000\]
Akshay_Budhkar
  • Akshay_Budhkar
is your asnwer
anonymous
  • anonymous
How do i figure that out?
Zarkon
  • Zarkon
you need one more zero ;)
Akshay_Budhkar
  • Akshay_Budhkar
ok the probability of getting exactly 1 head is\[ 3 \over 8\].. u can get that by checking the sample space of this event
Akshay_Budhkar
  • Akshay_Budhkar
oh my bad :( -_- . i must go to sleep @Zarkon :P
anonymous
  • anonymous
im new at this i have no clue what u mean by checking sample space. cant you jus give me the anwser? so then i can figure it out lol
Akshay_Budhkar
  • Akshay_Budhkar
\[37,500\]
anonymous
  • anonymous
Thank you. i figuired it out before you even wrote back :D lol
Akshay_Budhkar
  • Akshay_Budhkar
Lol

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