Consider the discrete random variableX

X

given in the table below. Calculate the mean, variance, and standard deviation ofX

X

. Also, calculate the expected value ofX

X

. Round solution to three decimal places, if necessary.

x

x

191720P

(

x

)

P(x)

0.10.140.650.11

=1

Incorrect

2

2

=Incorrect

=Incorrect

What is the expected value ofX

X

?

E

(

X

)

=

E(X)=

1

Incorrect