(A) -2.3
(B) 5.3
(C) -4.8
(D) 2.3
Tag: Statistics Multiple Choice Questions
The mean and the variance are equal in__.
(A) All probability distribution
(B) The hypergeometric distribution
(C) The binomial distribution
(D) The Poisson distribution
The probability of success changes from trial to trial in:__.
(A) Binomial distribution
(B) Geometric distribution
(C) Sampling distribution
(D) Hypergeometrical distribution
The mean of binomial distribution is:__.
(A) npq
(B) np
(C) √npq
(D) √np
In a binomial probability distribution it is impossible to find__.
(A) P(X < 0)
(B) P(X = 0)
(C) P(X > 0)
(D) p(0 ≤ X≤ n)
Hypergeometric distribution has parameter:__.
(A) 2
(B) 1
(C) 3
(D) 4
Which of the following is not the property of binomial distribution?
(A) n is fixed
(B) Has two outcomes
(C) Probability of success varies from trial to trial
(D) Trials are independent
The mean of hypergeometric distribution is:__.
(A) Nk/N
(B) N-k/n
(C) nN/k
(D) n+k/N