Statistical Models and Analysis for Financial Engineering
DEPARTMENT STAT 8100

Spring 2016
Stat 416
Homework 4
Due Date: Thursday, April 2
Gene Expression Omnibus (GEO) is a gene expression repository that allows data browsing, query and
retrieval. The GEO website is
http:/www.ncbi.nlm.nih.gov/geo/
From this page, it is possible to access data
Statistical Models and Analysis for Financial Engineering
DEPARTMENT STAT 8100

Spring 2016
Stat 416
Homework 2
Due Date: 2:10 P.M., Tuesday, February 10
1. Try issuing each of the R commands below in the order that they appear. After doing so and studying the
resulting output, explain in words what each command or set of commands does. In some
Statistical Models and Analysis for Financial Engineering
DEPARTMENT STAT 8100

Spring 2016
Stat 416
Homework 3
Due Date: Tuesday, February 24
1. Suppose researchers were interested in studying the effects of two diets (A and B) on gene expression
in muscle tissue of hogs. Eight pens containing four hogs each were available for an experiment. Fo
Statistical Models and Analysis for Financial Engineering
DEPARTMENT STAT 8100

Spring 2016
Stat 416
Homework 5
Due Date: Tuesday, April 21
Using the data set from Homework 4, answer the following questions.
1. Given the available data, it makes sense to treat this experiment as a completely randomized experiment with two factors: diet and batch
Statistical Models and Analysis for Financial Engineering
DEPARTMENT STAT 8100

Spring 2016
STAT 416
Homework 1
Due Tuesday, January 27
1. Use the symbolic notation discussed in class to describe the following microarray
designs. You should draw one circle for each experimental unit. Each circle should be
labeled to describe the treatment applie