Question

Choose the correct option from the given alternative:

If the a d.r.v. X has the following probability distribution :

x	-2	-1	0	1	2	3
p(X=x)	0.1	k	0.2	2k	0.3	k

then P (X = −1) =

Options

•  `1/10`

• `2/10`

• `3/ 10`

• `4 /10`

Answer 1

If the a d.r.v. X has the following probability distribution :

x	-2	-1	0	1	2	3
p(X=x)	0.1	k	0.2	2k	0.3	k

then P (X = −1) = `1/10`