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MATH 542 Analysis of Variance and Regression
Homework 1 Due Friday, Jan. 22
1. If 1n is a vector of 1s, show that
(a) 1n a = a 1n =
ai
(b) A1n is a column vector whose elements are the row sums of A
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MATH 542 Analysis of Variance and Regression
Homework 2 Due Wednesday, Jan. 27
1. Consider the partitioned matrix A =
A11 A12
A21 A22
.
(a) Show that
A1 =
A1 + A1 A12 B 1 A21 A1 A1 A12 B 1
11
11
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MATH 542 Analysis of Variance and Regression
Computing Lab 1 Due Friday, Jan. 22
Introduction to R
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START You can download R freely at https:/www.r-project.org/. It is essential for
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