Question

if x takes values 1, 2, 3 with P(x = 1) = 0.3
and E(X) = 2.1 find P (X=2 ) and P(X =3)​

Answer 1

Step-by-step explanation:

if x takes values 1, 2, 3 with P(x = 1) = 0.3

and E(X) = 2.1 find P (X=2 ) and P(X =3)