The probability of a man hitting a targe...

The probability of a man hitting a target is 0.25. He shoots 7 times, then what is the probability of his hitting atleast twice ?

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The correct Answer is:

`(4547)/(8192)`

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KUMAR PRAKASHAN-PROBABILITY-Solutions of NCERT Exemplar Problems (Short Answer Type Questions)

If a die is thrown 5 times. Then find the probability that an odd numb...
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Ten coins are tossed. Then what is the probability of getting atleast ...
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The probability of a man hitting a target is 0.25. He shoots 7 times, ...
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A lot of 100 watches is known to have 10 defective watches. If 8 watch...
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Consider the probability distribution of a random variable X: Cal...
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The probability distribution of a random variable X is given below: ...
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For the following probability distribution determine standard deviatio...
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A biased die is such that P(4) = (1)/(10) and other scores being equal...
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A dice is thrown three times. Let X be 'the number of two seen'. Find ...
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Two biased dice are thrown together. For the first dice P(6) = (1)/(2)...
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Two probability distributions of the discrete random variables X and Y...
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A factory produces bulbs. The probability that any one bulb is defecti...
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Suppose you have two coins which appear identical in your pocket. You ...
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Suppose that 6% of the people with blood group O are left handed and 1...
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Two natural numbers r, s are drawn one at a time, without replacement ...
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Find the probability distribution of the maximum of the two scores obt...
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The random variable X can take only the values 0, 1, 2. Given that P(X...
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Find the variance of the distribution:
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A and B throw a pair of dice alternately. A wins the game if he gets a...
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Two dice are tossed. Find whether the following two events A and B are...
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