+1 to Kunal's post

i think if you rotate again prob. of getting shot is 1/3 and not 1/2

On Mon, Jun 13, 2011 at 11:56 PM, sunny agrawal <[email protected]>wrote:

> @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 <[email protected]> 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 <[email protected]> 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 <[email protected]
>> >
>> > wrote:
>> >>
>> >> ignore the above answer....it shouldn't rotate again...
>> >>
>> >> On Mon, Jun 13, 2011 at 1:37 PM, Piyush Sinha <
>> [email protected]>
>> >> wrote:
>> >>>
>> >>> should rotate again..
>> >>>
>> >>> On Mon, Jun 13, 2011 at 1:12 PM, sunny agrawal <
>> [email protected]>
>> >>> wrote:
>> >>>>
>> >>>> Pull the Trigger Again ??
>> >>>>
>> >>>> On Mon, Jun 13, 2011 at 1:01 PM, Lavesh Rawat <
>> [email protected]>
>> >>>> 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
>> >>>>> Groups "Algorithm Geeks" group.
>> >>>>> To post to this group, send email to [email protected].
>> >>>>> To unsubscribe from this group, send email to
>> >>>>> [email protected].
>> >>>>> For more options, visit this group at
>> >>>>> http://groups.google.com/group/algogeeks?hl=en.
>> >>>>
>> >>>>
>> >>>>
>> >>>> --
>> >>>> Sunny Aggrawal
>> >>>> B-Tech IV year,CSI
>> >>>> Indian Institute Of Technology,Roorkee
>> >>>>
>> >>>> --
>> >>>> You received this message because you are subscribed to the Google
>> >>>> Groups "Algorithm Geeks" group.
>> >>>> To post to this group, send email to [email protected].
>> >>>> To unsubscribe from this group, send email to
>> >>>> [email protected].
>> >>>> For more options, visit this group at
>> >>>> http://groups.google.com/group/algogeeks?hl=en.
>> >>>
>> >>>
>> >>>
>> >>> --
>> >>> 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
>> >>
>> >> --
>> >> You received this message because you are subscribed to the Google
>> Groups
>> >> "Algorithm Geeks" group.
>> >> To post to this group, send email to [email protected].
>> >> To unsubscribe from this group, send email to
>> >> [email protected].
>> >> For more options, visit this group at
>> >> http://groups.google.com/group/algogeeks?hl=en.
>> >
>> > --
>> > You received this message because you are subscribed to the Google
>> Groups
>> > "Algorithm Geeks" group.
>> > To post to this group, send email to [email protected].
>> > To unsubscribe from this group, send email to
>> > [email protected].
>> > For more options, visit this group at
>> > http://groups.google.com/group/algogeeks?hl=en.
>> >
>>
>>
>>
>> --
>> -------------------------------------------------------------------
>> Douglas Gameiro Diniz
>> Engenheiro de Computação - 2003 - UNICAMP
>>
>> Mobile: (19) 92158777
>> Gtalk: dgdiniz
>> Msn: [email protected]
>>
>> --
>> You received this message because you are subscribed to the Google Groups
>> "Algorithm Geeks" group.
>> To post to this group, send email to [email protected].
>> To unsubscribe from this group, send email to
>> [email protected].
>> For more options, visit this group at
>> http://groups.google.com/group/algogeeks?hl=en.
>>
>>
>
>
> --
> Sunny Aggrawal
> B-Tech IV year,CSI
> Indian Institute Of Technology,Roorkee
>
>  --
> You received this message because you are subscribed to the Google Groups
> "Algorithm Geeks" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to
> [email protected].
> For more options, visit this group at
> http://groups.google.com/group/algogeeks?hl=en.
>



-- 
Regards,
Arpit Sood

-- 
You received this message because you are subscribed to the Google Groups 
"Algorithm Geeks" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/algogeeks?hl=en.

Reply via email to