A number is chosen at random from the numbers - 3, - 2, - 1, 0, 1, 2, 3.
A number is chosen at random from the numbers - 3, - 2, - 1, 0, 1, 2, 3. What will be the probability that square of this number is less than or equal to 1.
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No. of all possible outcomes = 7
No. of favourable outcomes = -1,0,1 = 3
.. . Required probability = 3/7
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