Home
Class 12
MATHS
A sample space consists of 3 sample poin...

A sample space consists of 3 sample points with associated probabilities given as `2p ,p^2,4p-1.` Then the value of `p` is p= a.`sqrt(11)-3` b. `sqrt(10)-3` c. `1/4 < p <1/2` d.none

A

p is an irrational number

B

p is a rational number

C

p is greater than `1/2`

D

p is less than `1/2`

Text Solution

Verified by Experts

The correct Answer is:
A, D
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - D Linked Comprehension Type Questions)|20 Videos
  • PROBABILITY

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION-E (assertion -reason type questions)|14 Videos
  • PROBABILITY

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - B Objective Type Questions (One option is correct))|64 Videos
  • PRINCIPLE OF MATHEMATICAL

    AAKASH INSTITUTE ENGLISH|Exercise Section-D:(Assertion-Reason Type Questions)|11 Videos
  • RELATIONS AND FUNCTIONS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section - J) Aakash Challengers Questions|8 Videos

Similar Questions

Explore conceptually related problems

If A and B are two events defined on a sample space with the probabilities P(A)=0.5, P(B)=0.69 and P((A)/(B))=0.5 , thent the value of P((A)/(A^(c )uuB^(c ))) is equal to

A sample space consists of 9 elementary outcomes E1, E2, ..., E9 whose probabilities are P(E1) = P(E2) = 0.08, P(E3) = P(E4) = P(E5) = 0.1 P(E6) = P(E7) = 0.2, P(E8) = P(E9) = 0.07 SupposeA = {E1, E5, E8}, B = {E2, E5, E8, E9} (a) Calculate P (A), P (B), and P (A ∩ B) (b) Using the addition law of probability, calculate P (A ∪ B) (c) List the composition of the event A ∪ B, and calculate P (A ∪ B) by adding the probabilities of the elementary outcomes. (d) Calculate P (Bar B) from P

A line passes through point P(4,5) and makes 30^@ with X-axis. Then the coordinates of the point which is at distance of 4 unit on either side of P is : a. (4-2sqrt(3),7) , (4+2sqrt(3),7) b. (4+2sqrt(3),7) , (4-2sqrt(3),7) c. (4+2sqrt(3),7) , (4-2sqrt(3),3) d. (4-2sqrt(3),7) , (4-2sqrt(3),7)

If sum of an infinite G.P. : p ,1,1//p ,1//p^2 , ........ is 9//2 then value of p is a. 3 b. 3/2 c. 3 d. 9/2

If ((1-3p))/2,((1+4p))/3,((1+p))/6 are the probabilities of three mutually excusing and exhaustive events, then the set of all values of p is a. (0,1) b. (-1/4,1/3) c. (0,1/3) d.

If A and B are two events associated with a random experiment such that P(A)=0.3,P(B)=0.2" and "P(AcapB)=0.1, then the value of P(A∪B) is ….

A sample space consists of 9 elementary event E_1, E_2, E_3 ..... E_8, E_9 whose probabilities are P(E_1) = P(E_2) = 0. 08 , P(E_3) = P(E_4)=P(E_5) = 0. 1 , P(E_6) = P(E_7) = 0. 2 , P(E_8) = P(E_9) = 0. 07 . Suppose A = {E_1,E_5,E_8} , B = {E_2, E_5, E_8, E_9} . Compute P(A) , P(B) and P(AnnB) . Using the addition law of probability, find P(AuuB) . List the composition of the event AuuB , and calculate, P(AuuB) by adding the probabilities of the elementary events. Calculate P(barB) from P(B) , also calculate P(barB) directly from the elementary events of barB .

If A be any event in sample space then the maximum value of 3sqrt(P(A))+4sqrt(P(barA)) is :

Suppose a ,b, and c are in A.P. and a^2, b^2 and c^2 are in G.P. If a

If A(1,p^2),B(0,1) and C(p ,0) are the coordinates of three points, then the value of p for which the area of triangle A B C is the minimum is (a) 1/(sqrt(3)) (b) -1/(sqrt(3)) (c) 1/(sqrt(2)) (d) none of these

AAKASH INSTITUTE ENGLISH-PROBABILITY-ASSIGNMENT (SECTION - C Objective Type Questions (More than one options are correct))
  1. There are 7 seats in a row. Three persons take seats at random the pro...

    Text Solution

    |

  2. Box A has 3 white and 2 red balls, box B has 2 white and 4 red balls. ...

    Text Solution

    |

  3. If P(A) = 2/3, P(B) = 4/9 and P(AcapB)=cap, then P(A'capB') is greater...

    Text Solution

    |

  4. If A and B are two events such that P(A cup B) =3/4 ,P(A cap B) = 1/4 ...

    Text Solution

    |

  5. Two dices are rolled and numbers r(1) and r(2) are chosen. Let 1+omega...

    Text Solution

    |

  6. Delegates of the five of the member countries of SAARC decide to hold ...

    Text Solution

    |

  7. If a Grand father along with his two grandsons and four grand daughter...

    Text Solution

    |

  8. A quadratic equation is cjoen from the set of all quadratic equations...

    Text Solution

    |

  9. A sample space consists of 3 sample points with associated probabili...

    Text Solution

    |

  10. If A and B are two independent events such that P(barAnnB)=2//15and P(...

    Text Solution

    |

  11. For two events A and B let, P(A)=(3)/(5), P(B)=(2)/(3), then which of ...

    Text Solution

    |

  12. An unbiased coin is tossed n times. Let X denote the number of times h...

    Text Solution

    |

  13. A fair coin is tossed 99 times. Let X be the number of times heads occ...

    Text Solution

    |

  14. Consider the following events for a family with children A = {Childr...

    Text Solution

    |

  15. A fair coin is tossed three times. Consider the events A = {First to...

    Text Solution

    |

  16. Two events A and B are such that P(A)=1/4,P(A//B)=1/2 and P(B//A)=2/3 ...

    Text Solution

    |

  17. A, B, C in order roll a dice on the condition that one who gets a six,...

    Text Solution

    |

  18. There are 3 men, 2 women and 4 children. If 4 persons are selected the...

    Text Solution

    |

  19. If the letters of word ASSASSIN are written at random in a raw, then w...

    Text Solution

    |

  20. If alphabets of word RAKESH are written in given boxes, then probabili...

    Text Solution

    |