# Exercise Solution 3.43

Based upon our work from the previous exercise and formula [3.181], calculate

*g*^{[0]}= –23,*g*^{[1]}= 119.

*E*(*Y*) =*g*^{[0]}= –23,*E*(*Y*^{2}) =*g*^{[1]}+*g*^{[0]}*E*(*Y*) = 648.

Applying the result of Exercise 3.15, the standard deviation of *Y* is

[s1]