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Statistics question

2006 · Shift 0 · Q52
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Statistics question

2006 · Shift 0 · Q52

JEE MainMathematicsStatisticsMCQ+4 / −1
Suppose a population A has 100 observations 101, 102,........, 200, and another population B has 100 observations 151, 152,......., 250. If VA and VB represent the variances of the two populations, respectively, then VAVB{{{V_A}} \over {{V_B}}}VB​VA​​ is
  1. A
    1
  2. B
    94{9 \over 4}49​
  3. C
    49{4 \over 9}94​
  4. D
    23{2 \over 3}32​
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