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  • Class 11 Maths Study Material

An Educational platform for Preparation and Practice Class 11. Kidsfront provide unique pattern of learning Maths with free online comprehensive study material in the form of QUESTION & ANSWER for each Chapter of Maths for Class 11. This study material help Class 11, Maths students in learning every aspect of Probability. Students can understand Probability concept easily and consolidate their learning by doing Online Practice Tests on Maths,Probability chapter repeatedly till they excel in Class 11, Probability. Free ONLINE PRACTICE TESTS on Class 11, Probability comprise of Hundreds of Questions on Probability, prepared by the highly professionals team. Every repeat test of Probability will have new set of questions and help students to prepare themselves for exams by doing unlimited Online Test exercise on Probability. Attempt ONLINE TEST on Class 11,Maths,Probability in Academics section after completing this Probability Question Answer Exercise.


Unique pattern

  • Topic wise:Probability preparation in the form of QUESTION & ANSWER.
  • Evaluate preparation by doing ONLINE TEST of Class 11, Maths,Probability.
  • Review performance in PRACTICE TEST and do further learning on weak areas.
  • Attempt repeat ONLINE TESTS of Maths Probability till you excel.
  • Evaluate your progress by doing ONLINE MOCK TEST of Class 11, Maths, All TOPICS.


Probability
An experiment with two or more outcomes which are known but cannot be predicted is known as__________

a) Deterministic Experiment
b) Random Experiment
c) Particular Experiment
d) All of these



Answer
Correct Answer Is : Random Experiment
Solution Is :
Two events are said to be________when they can`t happen simultaneously in a single trial.

a) Exhaustive events
b) Mutually exclusive event
c) Equally likely events
d) None of these



Answer
Correct Answer Is : Mutually exclusive event
Solution Is :
Two events are said to be________if one of them is sure to occur on performing the experiment.

a) Exhaustive events
b) Mutually exclusive event
c) Equally likely events
d) None of these



Answer
Correct Answer Is : Exhaustive events
Solution Is :
Two events are said to be________if none is based over the other.

a) Exhaustive events
b) Mutually exclusive event
c) Equally likely events
d) None of these



Answer
Correct Answer Is : Equally likely events
Solution Is :
Conditional probability of A given B, P(A|B)=

a) Probability of occurrence of A when B has occurred
b) Probability of occurrence of B when A has occurred
c) Both 1 and 2
d) None of these



Answer
Correct Answer Is : Probability of occurrence of A when B has occurred
Solution Is :
Conditional probability of A given B, P(A|B)=

a) P(A∩B)/P(B)
b) P(A∩B)/P(A)
c) P(A∩B)/P(AUB)
d) P(AUB)/P(A∩B)



Answer
Correct Answer Is : P(A∩B)/P(B)
Solution Is :
P(A∩B) = __________ .

a) P(B).P(A|B)
b) P(A).P(B|A)
c) Both 1 and 2
d) None of these



Answer
Correct Answer Is : Both 1 and 2
Solution Is :
If a pair of unbiased coins is tossed then the probability of at least one head is______

a) 1/4
b) 1/2
c) 3/4
d) 1



Answer
Correct Answer Is : 3/4
Solution Is :
If Φ is empty set, then P(Φ)=

a) <1
b) >1
c) 0
d) 1



Answer
Correct Answer Is : 0
Solution Is :
A fair coin tossed three times. The probability that there is no tail is

a) 1/2
b) 1/8
c) 1/3
d) 7/8



Answer
Correct Answer Is : 1/8
Solution Is :