# ISI 2011 SAMPLE PAPER ME-I Answer key

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## Re: ISI 2011 SAMPLE PAPER ME-I Answer key

 Hi.. :) Q3) Simply the expression to: 1/2 log(2)2 - 1/3 log(2)2 + 1/4 log(2)2 +.... [Read log(x)y as log of y with base x] = 1/2 - 1/3 + 1/4 +... = 1- log 2 [Use expression of log(1-x)] Q4) Plot the graph of f(x) Q9) Favourable cases = Total ways - unfavorable cases Total ways = 6C3 * 4C2 Unfavorable cases = X & Y are included together = 5C2 * 3C1 Q14) nC2 = 91 :)
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## Re: ISI 2011 SAMPLE PAPER ME-I Answer key

 In reply to this post by Amit Goyal How do we solve q27 here? Do we have to use the formula for pooled variance?
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## Re: ISI 2011 SAMPLE PAPER ME-I Answer key

 I think so too. So t- distribution table will be provided during exam I guess.
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## Re: ISI 2011 SAMPLE PAPER ME-I Answer key

 In reply to this post by urvii
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## Re: ISI 2011 SAMPLE PAPER ME-I Answer key

 In reply to this post by Tania123 How do we solve q 30?
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## Re: ISI 2011 SAMPLE PAPER ME-I Answer key

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## Re: ISI 2011 SAMPLE PAPER ME-I Answer key

 Thanks a lot