Let X and Y have the joint normal distribution described in equation (4.16). What value of a
minimizes the variance of Z = aX + (1 - a)Y? Simplify your result when X and Y are
independent.
Solution
we need the description from 4.16.
Capitol Tech U Doctoral Presentation - April 2024.pptx
Let X and Y have the joint normal distribution described in equation.pdf
1. Let X and Y have the joint normal distribution described in equation (4.16). What value of a
minimizes the variance of Z = aX + (1 - a)Y? Simplify your result when X and Y are
independent.
Solution
we need the description from 4.16