UGC NET Statistics Q24

Question

Mean and variance for four different Binomial distributions with parameters n (number of trials) and p (probability of success) are given in A-D below. Compute the number of trials (n) for each Binomial distribution and arrange in ascending order.
A. Mean = 2.1, Variance = 1.47
B. Mean = 2.0, Variance = 1.20
C. Mean = 4.0, Variance = 2.00
D. Mean = 3.6, Variance = 1.44
Choose the correct answer from the options given below:

Accepted Answer

B, D, A, C