Question

If 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) is ______

Options

• `1/10`

• `2/10`

• `3/10`

• `4/10`

Answer 1

`1/10`