Statistics

JEE Main · Mathematics · 13 past questions

These are the board's own papers. 130 more board questions reprinted in the books we use in class are for signed-in students: sign in.

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1. Q2 2026 2 Apr Shift 2

   The mean and variance of n observations are 8 and 16, respectively. If the sum of the first (n−1)…

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2. Q9 2026 8 Apr Shift 2 Video solution

   A set of four observations has mean 1 and variance 13. Another set of six observations has mean 2 and…

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