Home
Class 12
MATHS
Number of students present in a class of...

Number of students present in a class of 50 students
Then the random variable is

A

not continuous

B

not discrete

C

continuous

D

discrete

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • PLANE

    NIKITA PUBLICATION|Exercise MULTIOLE CHOICE QUESTIONS|154 Videos
  • QUESTION PAPER MHT-CET 2016

    NIKITA PUBLICATION|Exercise MCQs|50 Videos

Similar Questions

Explore conceptually related problems

42% of the total number of student passed in a class test. How many students failed, if the total number of students in the class is 1450 ?

The following are the details or the number of students in a class of 30 students present during a week.Day,No.of Students present Monday Tueek.Day,No.of Students present Saturday,242028302622 Represent the above data by a pictograph.

The table given below shows the months of birth of 36 students of a class : A student is chosen at random from the class . What is the probability that the chosen student was born in October ?

The square of one-sixth of the number of students in a class are studying in the library and the remaining eight students are playing in the ground. What is the total number of students of the class ?

In a class, 5% students are absent on a particular day. If the number of students present on that day is 38 , the total strength of the class is :

The proportion of students in three classes is 3 : 4 : 5 . If the number of students is increased by 20 in each class, then the proportion changes to 4 : 5 : 6 . What is the initial number of students in the three classes taken together ?

800 chocolates were distributed among the students of a class. East student got twice as many chocolates as the number of students in the class. The number of students in the class was:

The students of a class donated a sum of Rs 2,809 to the Fund. Each student donated as many rupees as the number of students in the class. The number of students in the class is:

NIKITA PUBLICATION-PROBABILITY DISTRIBUTION-MCQs
  1. 20 white rats are available for an experiment. Twelve rats are males a...

    Text Solution

    |

  2. A sample of 10 batteries is selected X = Number of batteries that fail...

    Text Solution

    |

  3. Number of students present in a class of 50 students Then the random...

    Text Solution

    |

  4. A social worker is interested in knowing the number of illiterates in ...

    Text Solution

    |

  5. A person on a high protein diet is interested in the random variable X...

    Text Solution

    |

  6. If a RV X="Height of a sky scrapper" Then the random variable is

    Text Solution

    |

  7. An economist is interested in the random variable X, the number of une...

    Text Solution

    |

  8. A player goes to gymnasium ragularly. X = Reduction in his weight in a...

    Text Solution

    |

  9. A quality control manager notes down the life times of 10 electronic c...

    Text Solution

    |

  10. If P(X=x)=(x-5)/(4),x=5.5,6.5,7.5, then

    Text Solution

    |

  11. If P(X=x)={{:((x^(2))/(5)","x=0","1","2),(0","" otherwise"):},"then"

    Text Solution

    |

  12. If P(X=x)={{:((x-1)/(3)","x=1","2","3),(0", otherwise"):},"then"

    Text Solution

    |

  13. A fair die is thrown once. The probability distribution of the number ...

    Text Solution

    |

  14. Obtain the probobility distribution of the number of sixes in two toss...

    Text Solution

    |

  15. Two fair dice are thrown. The probability distribution of the sum of ...

    Text Solution

    |

  16. Two fair dice are thrown. If X denotes the sum of the numbers appearin...

    Text Solution

    |

  17. It is know that a box of 8 batteries contains 3 defective pieces an...

    Text Solution

    |

  18. Three balance coins are tossed simultaneoulsy. If X denotes the number...

    Text Solution

    |

  19. Find k ,such that the function P(x)={{:(k({:(4),(x):}),,x=0","1"...

    Text Solution

    |

  20. The p.m.f. of a r.v. is P(X=x)={{:((1)/(2^(5))""^(5)C(x)","x=0","1",...

    Text Solution

    |