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CHETANA PUBLICATION-BINOMIAL DISTRIBUTION-EXERCISE
- A coin is tossed four times,then the expected value of the number of h...
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- If p.m.f of a r.v.X is P(X)=P(A)=(4/x)(5/9)^x.(4/9)^(4-x),x=0,1,2,3,4 ...
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- A fair coin is tossed 9 times.The probability that it shows exactly 5 ...
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- The probability of guessing correctly at least six of 10 answers in Tr...
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- X is a binomial variate with E(X)=4 and standard deviation =sqrt 3,the...
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- If a fair die is rolled 5 times,what is the probability that two of th...
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- X~B(n,P) if n=6 and P[x=4]=P[x=2] then P=
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- A fair coin tossed 8 times.The probability that it shows heads a large...
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- If mean of a binomial distribution is 3 and variance is 3/2 the proba...
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- If X~B(n,P) and E(X)=12,Var(X)=4,then n=?
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- A die is thrown three times.The probability of obtaining at most two s...
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- In a binomial distribution,n=4.If 2P(X=3)=3P(X=2)then p=……….
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- Given that X~B(n=10,P) and E(X)=8,find the value of P.
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- The probability that the certain kind of component will survive a chec...
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- Let the p.m.f or r.v.x be P(X)=(4/x)(5/x)^x(4/9)^(4-x),x=0,1,2,3,4.Fin...
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- Let X~B(n,P) (i) If n=10,E(X)=5,find P and Var(X)
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- LetX~B(n,p)(ii)If E(X)=5 and Var(X)=2.5,find n and p.
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- A fair coin is tossed 6 times.Find the probability that it shows a lar...
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- Let X~B(n,p),if E(x)=5 and Var(x)=2.5,find n and p.
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- What is the probability of getting 'sum of 9' twice in 6 tosses of a p...
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