Let 53an be the covariance matrix of anl . Then var(X1 + X2 -l . . . -l X) is equal to O The square
Let 53an be the covariance matrix of anl . Then var(X1 + X2 -l . . . -l X\") is equal to O The square of the sum of all the entries of 2 O The trace of Z The sum of all the entries of Z 0 None of the answers is correct
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
