@Douglas
i don't understand your probablity analysis
but still for Rotate again as in your analysis 2/6+1/6 = 1/2
pull the triiger again is still better

although my thinking was same as kunal explained

On Mon, Jun 13, 2011 at 11:20 PM, Douglas Diniz <dgdi...@gmail.com> wrote:

> Six-chambered revolver, so 2 bullets in sequence is the same as 1
> bullet in Five-chambered.
> So, pull the trigger again = 1/5 + 1/5 = 2/5 (to die)
> Rotate again = 2/6 + 1/6 = 1/3 (to die)
>
> So, is better to rotate again
>
>
> On Mon, Jun 13, 2011 at 2:35 PM, Kunal Patil <kp101...@gmail.com> wrote:
> > Assuming everything is unbiased:
> > probability of the next slot to contain a bullet (given, first was empty)
> > would be (1/4) = 0.25
> > After spinning:  prob(bullet) = (2/6) = 0.334...
> > We want to minimize the probability...
> > thus answer should be just to pull the trigger again..
> >
> >
> > On Mon, Jun 13, 2011 at 1:40 PM, Piyush Sinha <ecstasy.piy...@gmail.com>
> > wrote:
> >>
> >> ignore the above answer....it shouldn't rotate again...
> >>
> >> On Mon, Jun 13, 2011 at 1:37 PM, Piyush Sinha <ecstasy.piy...@gmail.com
> >
> >> wrote:
> >>>
> >>> should rotate again..
> >>>
> >>> On Mon, Jun 13, 2011 at 1:12 PM, sunny agrawal <
> sunny816.i...@gmail.com>
> >>> wrote:
> >>>>
> >>>> Pull the Trigger Again ??
> >>>>
> >>>> On Mon, Jun 13, 2011 at 1:01 PM, Lavesh Rawat <lavesh.ra...@gmail.com
> >
> >>>> wrote:
> >>>>>
> >>>>> Probability Riddle Loaded Revolver  - 13 June
> >>>>>
> >>>>> Henry has been caught stealing cattle, and is brought into town for
> >>>>> justice. The judge is his ex-wife Gretchen, who wants to show him
> some
> >>>>> sympathy, but the law clearly calls for two shots to be taken at
> Henry from
> >>>>> close range. To make things a little better for Henry, Gretchen tells
> him
> >>>>> she will place two bullets into a six-chambered revolver in
> successive
> >>>>> order. She will spin the chamber, close it, and take one shot. If
> Henry is
> >>>>> still alive, she will then either take another shot, or spin the
> chamber
> >>>>> again before shooting.
> >>>>>
> >>>>> Henry is a bit incredulous that his own ex-wife would carry out the
> >>>>> punishment, and a bit sad that she was always such a rule follower.
> He
> >>>>> steels himself as Gretchen loads the chambers, spins the revolver,
> and pulls
> >>>>> the trigger. Whew! It was blank. Then Gretchen asks, 'Do you want me
> to pull
> >>>>> the trigger again, or should I spin the chamber a second time before
> pulling
> >>>>> the trigger?'
> >>>>>
> >>>>> What should Henry choose?
> >>>>>
> >>>>> Update Your Answers at : Click Here
> >>>>>
> >>>>> Solution:
> >>>>> Will be updated after 1 day
> >>>>>
> >>>>>
> >>>>>
> >>>>> --
> >>>>>
> >>>>>                     "Never explain yourself. Your friends don’t need
> it
> >>>>> and your enemies won’t believe it" .
> >>>>>
> >>>>> --
> >>>>> You received this message because you are subscribed to the Google
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> >>>>
> >>>>
> >>>>
> >>>> --
> >>>> Sunny Aggrawal
> >>>> B-Tech IV year,CSI
> >>>> Indian Institute Of Technology,Roorkee
> >>>>
> >>>> --
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> >>>
> >>>
> >>>
> >>> --
> >>> Piyush Sinha
> >>> IIIT, Allahabad
> >>> +91-8792136657
> >>> +91-7483122727
> >>> https://www.facebook.com/profile.php?id=100000655377926
> >>
> >>
> >>
> >> --
> >> Piyush Sinha
> >> IIIT, Allahabad
> >> +91-8792136657
> >> +91-7483122727
> >> https://www.facebook.com/profile.php?id=100000655377926
> >>
> >> --
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> >
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>
>
> --
> -------------------------------------------------------------------
> Douglas Gameiro Diniz
> Engenheiro de Computação - 2003 - UNICAMP
>
> Mobile: (19) 92158777
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>


-- 
Sunny Aggrawal
B-Tech IV year,CSI
Indian Institute Of Technology,Roorkee

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