STAT 451 - STATISTICAL METHODS


Instructor

Syllabus

Office Hours



  • Tues (10-12)
  • Wed (11-12, 1-2)
  • Thu (1-5)

Homework Assignments

Note: To download an R file, right-click the file and select "Save Target As" or "Save Link As".

Assignment Solutions Data R-Code Due Date
Homework #1 Solutions - HW #1
Comments - HW #1
N/A N/A Friday, September 5
Homework #2 Solutions - HW #2
Comments - HW #2
hw2prep.r
prob3-3.txt   prob3-11.txt
prob3-21.txt   defense.txt
stress.txt   marijuana2013.txt
hw2.r Friday, September 12
Homework #3 Solutions - HW #3
Comments - HW #3
prob3-44.txt   prob3-45.txt
prob3-54.txt   nitrogen.txt
diseases.txt   cloud.txt
hw3.r Friday, September 19
Homework #4 Solutions - HW #4
Comments - HW #4
cellphone.txt hw4.r Friday, September 26
Homework #5 Solutions - HW #5
Comments - HW #5
homedist.txt hw5.r Friday, October 10
Homework #6 Solutions - HW #6
Comments - HW #6
wingspan.txt
diabetes.txt
salary2014.txt
hw6.r Friday, October 17
Homework #7 Solutions - HW #7
Comments - HW #7
cicapture.r   cidemo.r Friday, October 24
Homework #8 Solutions - HW #8
Comments - HW #8
prob5-56.txt   prob5-66.txt
exercise.txt
cicapture2.r   cisim2.r
hw8.r Monday, November 3
Homework #9 Solutions - HW #9
Comments - HW #9
prob6-46.txt   stare.txt
rust.txt   Guthery paper
hw9.r Friday, November 14
Homework #10 Solutions - HW #10
Comments - HW #10
prob6-36.txt   epilepsy.txt
hand.txt   resale.txt
hw10.r Monday, November 24
Homework #11 Solutions - HW #11 prob10-39.txt hw11.r Friday, December 5

Course Handouts

Date Chapter Notes Data/Code
8/25 1 Course Overview guess.txt
8/27-9/3 2 Surveys and Scientific Studies
9/5-9/10 3.1-3.3 Graphical Data Summaries graphsumm.r
agorange.txt
gas.txt
9/10-9/12 3.4 Measures of Center
9/12-9/19 3.5-3.6 Measures of Spread variation.r
homedist.txt
wingspan.txt
9/19-9/22 4.1-4.3 Probability probability.r
9/22-9/24 4.4-4.5 Conditional Probability
9/22 Review Sheet - Test #1
9/26-10/3 4.6-4.9 Random Variables and Probability Distributions
10/3 N/A An Introduction to R Scripting with Examples bacteria.txt
Rexample.r
10/6-10/8 4.10 Normal Distributions and Probabilities
10/10-10/13 4.11-4.12 Random Sampling and Sampling Distributions
10/13-10/13 4.13 Normal Approximation to the Binomial
10/15-10/17 5.1-5.3 Inference about a Population Mean
10/17-10/24 5.4-5.6 Tests of Significance for a Population Mean
10/24-10/27 5.7 t-Distribution Based Inferences
10/27 Review Sheet - Test #2
10/27 Selected Practice Problem Solutions
10/29 5.9 Inferences for the Median median.r
10/31-11/3 5.8 The Method of Bootstrapping bootstrap.r
boott.r Demo
11/7-11/12 6.1-6.2 Inferences for Two Population Means
11/12-11/14 6.3 Wilcoxon Rank Sum Test wilcox.r
11/14-11/17 6.4-6.5 Matched Pairs Procedures
11/20-11/22 6.6 Sample Size Determination Problems
11/19-11/21 7.1-7.3 Inferences on the Population Variance
11/21 Inference Summary Sheet
11/25-12/1 10.1-10.3 Inferences for Proportions
12/1-12/5 10.4-10.6 Tests for Categorical Data chisq.r
12/1 Review Sheet - Final Exam


Have a great weekend!

The 11th homework assignment is available above and is due on Friday, December 5.
My office hours for this course are posted above.

The final exam will be given on Wednesday and Thursday of finals week at the following times: A review sheet for this exam was distributed on Monday, December 1 and is available above. Relevant statistical tables (Tables 1-8) and the inference summary sheet will be provided on the exam, as well as two laptops for the purpose of computing critical values and probabilities in R. You may bring the following items to this final exam: Two review sessions for this exam will be held at the following times: You are welcome to attend part or all of this sessions. Please let me know if you have any questions.

For instructions to install R in a Windows environment, click Rinstall - Windows.pdf
For instructions to install R in a MAC environment, click Rinstall - MAC.pdf
For a quick reference guide to using R, click R Intro.pdf

Last modified: 5-December-2014
Mail comments to: jgraham@mso.umt.edu