In binomial distribution with ________ trials mean is np and variance is npq?

Related Mcqs:

1. 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

2. If mean of the binomial probability distribution is 4.8, then variance of this distribution is :_______________?

   A. -2.3
   B. 5.3
   C. -4.8
   D. 2.3

3. Successive trials in binomial distribution are:__________________?

   A. Dependent
   B. Independent
   C. Equally Likely
   D. Mutually exclusive
   E. Non

4. In a binomial distribution mean and variance is _________________?

   A. Variance > mean
   B. Mean < variance
   C. Variance ≠ mean
   D. None of these

5. The mean and variance of binomial distribution are ______________?

   A. Unequal
   B. Equal
   C. Symmetrical
   D. None

6. In a binomial distribution mean and variance is ________________?

   A. Variance > mean
   B. Mean < variance
   C. Variance ≠ mean
   D. None of these

7. In a binomial distribution, n = 20 and p = 3/5, then variance of this distribution ______________?

   A. 60
   B. 12
   C. 4.8
   D. 0

8. In binomial experiment, the successive trials are _____________?

   A. Dependent
   B. independent
   C. Related
   D. constant

9. In binomial experiment successive trials are ______________?

   A. Dependent
   B. Independent
   C. May be inependent or dependent
   D. None of these

10. If a Binomial experiment is repeated ‘N’ times then binomial frequency distribution is. _______________?

    A. N.{nx}px qn-x
    B. N p q
    C. N.{n/x}px qn-x
    D. N.{n/x}p qn-x