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ok..i think i got one wrong .. btw there was this squestion of mean..the answer was 2.6 right ?
and in the last question the i.q.r was 82.87
the median was 44.something and
the percentage wala part was 13.9%
are these answers correct ?
 
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shayree said:
ok..i think i got one wrong .. btw there was this squestion of mean..the answer was 2.6 right ?
and in the last question the i.q.r was 82.87
the median was 44.something and
the percentage wala part was 13.9%
are these answers correct ?
Yeah all right :) :)
 
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dunno..if that mean and S.D wala question sahi hogya to 5-6 marks maximum..bt agr nai hoa to masla hoga..u ?
 
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maina prob wala attempt kia tha. aur us mein 5 marks ka galat kar dia :( aur bhi 5 -7 marks kate gey
 
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shayree said:
ok...and what was your answer to q.2 of this paper..no one seems to have understood this question and just guessed the answers.

for age in complete years.. the limit was 60 -69
for mass to nearest gram it was 59.5 - 69.4
for cars it was 60 -69
 
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vishal kumar said:
yar for cars i wrote 60 - under 70

for nearest gram it was 59.5- under 70.5

for ages i wrote 60-70

u cannot write the word UNDER at least.. u need to give the limits...
and if u wrote 70 for ages then its wrong b/c if 70 would come in this class what abt the other class which has 70-under80???
 
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ammad21 said:
what were u Q3 and Q1

q.1 part 1a was P(A or B) = P(A) + p(B)
b was P (C and D) = P(C) x P(D)
part 2a was non mutually exclusive as P(A and B) not equal to 0
b was non independent..i forgot the reason :p
and i dont remember q.3.
 
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