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Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Please answer all subparts.
I will really really upvote. Thanks
![Assuming that y is N3 (u ,V), where
2
(4 1 0V
V = 1 2 1
1 3.
3
- 3
- 6
1
|
Let
A =
- 3
2
8
– 6
3
a) Find Var(Ay).
b) Find E(y'Ay).
c) Does y'Ay have a chi-square distribution? Justify.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fff5dbb96-8554-4d5a-8f06-f75d9aaab26e%2F38f7df2d-2717-498b-a304-3ac327142faf%2Fb6e7hvn_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Assuming that y is N3 (u ,V), where
2
(4 1 0V
V = 1 2 1
1 3.
3
- 3
- 6
1
|
Let
A =
- 3
2
8
– 6
3
a) Find Var(Ay).
b) Find E(y'Ay).
c) Does y'Ay have a chi-square distribution? Justify.
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