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An experiment consists of recording boy-...

An experiment consists of recording boy-girl composition of families with 2 children.
(i) What is the sample space if we are interested in knowing whether it is a boy or girl in the order of their births ?
(ii) What is the sample space if we are interested in the number of girls in the family ?

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The correct Answer is:
`S={BB,BG,GB,GG}`
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KUMAR PRAKASHAN-PROBABILITY-PRACTICE WORK
  1. An experiment consists of recording boy-girl composition of families w...

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  2. Two coins (a one rupee coin and a two rupee coin) are tossed once. Fin...

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  3. describe the sample space for the indicated experiment. From a group o...

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  4. Write the sample space at an event that coin is tossed till to head is...

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  5. Suppose 3 bulbs are selected at random from a lot. Each bulb is tested...

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  6. An experiment consists of rolling a die and then tossing a coin once i...

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  7. A coin is tossed thrice. If all the three times, the result is tail, a...

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  8. Two cards are selected randomly from four cards denoted as A, B, C, D ...

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  9. A box contain 3 identical red balls, 3 identical white balls and 1 bl...

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  10. A coin is tossed. If the result is head, a coin is tossed again. If th...

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  11. Three distinct balls are placed in two drawers. Write the sample space...

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  12. A sample space 5 consists 1 to 30 positive integers. Event A Ai shows ...

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  13. A die is throw. Describe the following events : A: The number on die...

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  14. A bag contains a red ball, a black ball, a yellow ball and a white bal...

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  15. Two dice are thrown write the sample space for this experiment. Descri...

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  16. Three dice are rolling simultaneously. Find the probability of getting...

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  17. The integer is selected at random from 1 to 25. The probability that i...

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  18. An urn contains 7 white, 5 black and 3 read balls. Two balls are drawn...

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  19. A single letter is selected at random from the word 'PROBABILITY'. The...

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  20. A card is drawn at random from pack of 52 playing cards. Find the prob...

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  21. A five digit number is formed by the digits 1, 2, 3, 4, 5 without repe...

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