Probs

swarnendupathak
Finance Junkie
Posts: 119
Joined: Mon Sep 17, 2012 11:06 am

Probs

Postby swarnendupathak » Tue Nov 06, 2012 4:13 pm

The probability that an observation will lie within 3 standard deviation of the mean for any probability distributiona is atleast??
(a) .75
(b) .99
(c) .89
(d) .54

Please get me the process...

Swarnendu

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balajismz
Finance Junkie
Posts: 63
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Re: Probs

Postby balajismz » Tue Nov 06, 2012 5:08 pm

this is something we need to remember,

upto 1 Std dev 67%
upto 2 Std dev 95%
upto 3 Std Dev 99%


All you need is Cumulative distribution table.

Balaji

swarnendupathak
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Posts: 119
Joined: Mon Sep 17, 2012 11:06 am

Re: Probs

Postby swarnendupathak » Wed Nov 07, 2012 9:31 am

This is only applicable for normal distribution...but the question is about any prob. distribution....


Swarnendu

content.pristine
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Re: Probs

Postby content.pristine » Fri Nov 09, 2012 12:20 pm

Use chebyshev's inequality
8-)

vandana.jain
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Posts: 41
Joined: Tue Jul 24, 2012 4:56 pm

Re: Probs

Postby vandana.jain » Fri Nov 09, 2012 12:35 pm

is chebyshev's inequality in FRM 1 aim statement?


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