Let A = 2, 3, 4, ...., 20, 21 . A number is chosen at random from the set A and it is…

Mathematics · JEE Main · NTA Exams — Statistics and Probability

1. \(\frac{9}{10}\)
2. \(\frac{1}{10}\)
3. \(\frac{1}{2}\)
4. none of these

Answer

(C) 1 2

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