Self Studies

Probability Tes...

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  • Question 1
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    A coin is tossed 1000 times and 560 times a 'head' occurs. The empirical probability of occurrence of a Head in this case is:

  • Question 2
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    In a bag, there are 100 bulbs out of which 30 are bad ones. A bulb is taken out of the bag at random. The probability of the selected bulb to be good is:

  • Question 3
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    A bag contains 40 red, 30 blue and 30 green balls. A ball is drawn at random. What is the probability the ball drawn is a red ball?

  • Question 4
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    The king, queen and jack of clubs are removed from a deck of 52 playing cards and then the cards are well shuffled. A card is drawn at random from the rest of the cards. What is the probability that the card would be a King of clubs?

  • Question 5
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    An integer is chosen between 0 and 100. What is the probability that it is divisible by 9?

  • Question 6
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    Cards with number 1 to 100 are placed in a box. A card is selected at random. What is the probability that the card is a number divisible by 8?

  • Question 7
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    A letter of English alphabet is chosen at random. What is the probability that the letter is a vowel

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