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NCERT EXEMPLAR-PROBABILITY-Probability
- For the following probability distribution. E(X) is equal to
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- For the following probability distribution. E(X^(2)) is equal to
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- Suppose a random variable X follows the binomial distribution with par...
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- In a college, 30% students fail in physics, 25% fail in Mathematics an...
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- A and B are two students. Their chances of solving a problem correctly...
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- If a box has 100 pens of which 10 are defective, then what is the prob...
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- If P(A)gt0 and P(B)gt0. Then A and B can be both mutually exclusive an...
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- If A and B are independent events, then A' and B' are also independen...
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- If A and B are mutually exclusive events, then they will be independen...
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- Two independent events are always mutually exclusive.
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- If A and B are two independent events, then P( A and B)=P(A)cdotP(B)
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- Another name for the mean of a probability distribution is expected va...
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- If A and B' are independent events, then P(A'cupB)=1-P(A)P(B').
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- If A and B are two events suc that P(A)gt0 and P(A)+P(B)gt1, then P(B/...
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- If A,B and C are three independent events such that P(A)=P(B)=P(C )=...
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- If A and B are two events such that P(A/B)=p,P(A)=p,P(B)=1/3 and P(Acu...
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- If A and B are such that P(A'cupB')=2/3andP(AcupB)=5/9 then P(A')+P(B'...
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- If X follows Binomial distribution with parameters n=5, p and P(X=2)=9...
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- If X be a random variable taking values x(1),x(2),x(3),….,x(n) with pr...
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- Let A and B be two events. If P(A/B)=P(A), then A is …. of B
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