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Statistics · 2023 · 12 Apr · Shift 1

1 Mathematics questions from this JEE Main paper

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2023 · 12 Apr · Shift 1
Mathematics
Statistics

Statistics · 2023 · 12 Apr · Shift 1

1 Mathematics questions from this JEE Main paper

Q42.Let the positive numbers $a_{1}, a_{2}, a_{3}, a_{4}$ and $a_{5}$ be in a G.P. Let their mean and variance be $\frac{31}{10}$ and $\frac{m}{n}$ respectively, where $m$ and $n$ are co-prime. If the mean of their reciprocals is $\frac{31}{40}$ …
Mathematics · Statistics · Numerical