Given independent random variables with means and standard deviations as shown,find the mean and standard deviation of the variable X + 2Y.Round to two decimal places if necessary. $$\begin{array} { l | l l }
& \text { Mean } & \text { SD } \
\hline \mathrm { X } & 60 & 12 \
\mathrm { Y } & 50 & 7
\end{array}$$
A)? = 110,? = 18.44
B)? = 100,? = 18.44
C)? = 110,? = 26
D)? = 160,? = 18.44
E)? = 160,? = 26

Question

Given independent random variables with means and standard deviations as shown,find the mean and standard deviation of the variable X + 2Y.Round to two decimal places if necessary. $$\begin{array} { l | l l } 
& \text { Mean } & \text { SD } \
\hline \mathrm { X } & 60 & 12 \
\mathrm { Y } & 50 & 7
\end{array}$$
A)? = 110,? = 18.44
B)? = 100,? = 18.44
C)? = 110,? = 26
D)? = 160,? = 18.44
E)? = 160,? = 26

Quizplus · Accepted Answer

The Answer of Given independent random variables with means and standard deviations as shown,find the mean and standard deviation of the variable X + 2Y.Round to two decimal places if necessary. $$\begin{array} { l | l l } 
& \text { Mean } & \text { SD } \
\hline \mathrm { X } & 60 & 12 \
\mathrm { Y } & 50 & 7
\end{array}$$
A)? = 110,? = 18.44
B)? = 100,? = 18.44
C)? = 110,? = 26
D)? = 160,? = 18.44
E)? = 160,? = 26

Given Independent Random Variables with Means and Standard Deviations as Shown,find