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Statistics · 2023 · 31 Jan · Shift 2

1 Mathematics questions from this JEE Main paper
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Statistics · 2023 · 31 Jan · Shift 2

1 Mathematics questions from this JEE Main paper

  1. Q28.Let the mean and standard deviation of marks of class A of 100 students be respectively 40 and α(> 0 ), and the mean and standard deviation of marks of class B of n students be respectively 55 and 30 −α. If the mean and…
    Mathematics · Statistics · MCQ