Self Studies

Probability Tes...

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  • Question 1
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    The probability that a number selected at random from the numbers 1, 2, 3 ... 15 is a multiple of 4 is

  • Question 2
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    A coin is tossed 1000 times and 640 times a ‘head’ occurs. The empirical probability of occurrence of a head in this case is

  • Question 3
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    Two coins are tossed simultaneously. The probability of getting atmost one head is

  • Question 4
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    If the probability of an event is p, the probability of its complementary event will be

  • Question 5
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    A card is drawn from a deck of 52 cards. The event E is that card is not an ace of hearts. The number of outcomes favourable to E is[

  • Question 6
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    A girl calculates that the probability of her winning the first prize in a lottery is 0.08. If 6,000 tickets are sold, how many tickets has she bought?

  • Question 7
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    A bag contains three green marbles, four blue marbles and two orange marbles. If a marble is picked at random, then the probability that it is not an orange marble is

  • Question 8
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    If a number x is chosen from the numbers 1, 2, 3 and a number y is selected from the numbers 1, 4, 9. Then P(xy < 9) is

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