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Homework Assignment 3
AEB 6933 – Mathematical Statistics for Food and Resource Economics
Using the function (Given that
,
0,1
xy
):
22
6
12
6
6
,
5
5
5
5
f
x y
x
xy
y
1.
Compute the variances of
x
and
y
and the covariance between
x
and
y
.
2.
Are these variables independent?
3.
Compute the sample variance matrix for the data in Table 1. Are these variables
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This note was uploaded on 07/18/2011 for the course AEB 6933 taught by Professor Carriker during the Fall '09 term at University of Florida.
 Fall '09
 CARRIKER

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