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A fair coin is tossed 5 times. What is the probability of getting at least three heads on consecutive tosses?
Written by Madhur on April 29th, 2007 with
11 comments.
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A fair coin is tossed 5 times. What is the probability of getting at least three heads on consecutive tosses?
GRE Question of the Day by Madhur on April 29th, 2007 with
11 answers.
Read more articles on and and and .
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11 Answers
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#2.
April 29th, 2007, at 7:49 PM.
That is right choice.
Madhur
#3.
April 29th, 2007, at 8:40 PM.
explain
RA
#4.
April 30th, 2007, at 10:03 PM.
3C1 / 32 = 3/32
RA
#5.
April 30th, 2007, at 10:04 PM.
yeah it is 6/32
Madhur
#6.
April 30th, 2007, at 10:11 PM.
explain ?
rashmi
#7.
May 1st, 2007, at 9:52 PM.
I think it is 3/32..
The consequent 3 can be either start middle or the end.. 3 possibilities.
Explain for 6/32
rashmi
#8.
May 1st, 2007, at 9:53 PM.
I take it back.. it is At least.. 6/32..
and800
#9.
May 11th, 2007, at 1:26 AM.
Ra:
what does “3C1″ mean?
Madhur
#10.
May 11th, 2007, at 1:31 AM.
and800,
The number of k-combinations (each of size k) from a set S with n elements (size n) is the binomial coefficient nCk
and800
#11.
May 15th, 2007, at 1:28 AM.
Thanks Madhur
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#1. April 29th, 2007, at 1:38 PM.
i think ,
6\2pow5=6\32
answer.