The Probability mass functions of Random variable X is:
P(X = x) = (0.6)x (0.4)1−x; x = 0, 1 The variance of X is:
1
0.60
2
0.124
3
0.244
4
0.240
The Probability mass functions of Random variable X is:
P(X = x) = (0.6)x (0.4)1−x; x = 0, 1 The variance of X is: