Mathematics · 2023
JEE Main · 1 February 2023, Shift 1 · Q78
The mean and variance of 5 observations are 5 and 8 respectively. If 3 observations are 1,3,5, then the sum of cubes of the remaining two…
The mean and variance of $\displaystyle 5$ observations are $\displaystyle 5$ and $\displaystyle 8$ respectively. If $\displaystyle 3$ observations are $\displaystyle 1,3,5$, then the sum of cubes of the remaining two observations is
Official answer
From NTA’s final answer key for this paper.
(4)
$\displaystyle 1072$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.