(A) N.{nx}px qn-x
(B) N p q
(C) N.{n/x}px qn-x
(D) N.{n/x}p qn-x
Tag: Statistics Mcqs With Answers
The binomial distribution is positively skewed when:__.
(A) p > q
(B) p < q
(C) p = q
(D) both (a) and (b[showhide type="post" more_text="►Correct Option" less_text="Show less..."]
Correct Option is: B
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If in binomial distribution p ≠ q, the distribution is:__.
(A) Positively skewed
(B) Negative skewed
(C) May be positive skewed or negative skewed.
(D) None of these
The sum of p and q is always:__.
(A) 0
(B) 2
(C) 1
(D) None of these
What is the variance of binomial distribution __.
(A) n p
(B) np (1 – p)
(C) np/q
(D) nq/p
Variance of binomial distribution is always:__.
(A) Less than mean
(B) Greater than mean
(C) Equal to mean
(D) Less than equal to mean
In a binomial distribution, n = 20 and p = 3/5, then variance of this distribution __.
(A) 60
(B) 12
(C) 4.8
(D) 0
if in a binomial probability distribution mean and variance are 6 and 2.4 respectively, then the parameters of this distribution are:__.
(A) n = 10, p = 6/10
(B) n = 50, p = 6/50
(C) n = 10, p = 3/5
(D) n = 10, p = 2/5