STA 4930/6206, Fall 2005

Statistical Methods for Environmental Sciences


Dr. Hongwei Long, office: SE 268, phone: 297-0810, e-mail: 

Course homepage:


Time and Place:

MWF  2:00-2:50 pm in PS 113.


Office Hours:

MWF  11:00am-12:00pm and 4:00-5:00pm  in SE 268.

Other times by appointment or just stop by the office.



The Statistical Sleuth, 2nd Edition, by Fred L. Ramsey and Daniel W. Schafer, DUXBURY, 2002, Chapters 1-12.


Course Description:

This course will introduce basic probability and statistical distributions, fundamentals of statistical inference, fundamental issues in experiment design, data analysis of treatment-versus-control differences, treatment-versus-control multiple comparisons, simple and multiple linear regression models, analysis of variance. Statistical software Minitab will be used to illustrate statistical methods.


Prerequisites:  Equivalent of STA 2023.


Computer Labs:  Labs are held in S&E 271. Detail time will be announced in class.


Stat. Software:

Minitab will be introduced and used in this course. There is no prerequisite required on Minitab. Students can rent Minitab from . Please find an introduction to Minitab in Meet Minitab.You may use other statistical packages like SAS or S-Plus if you wish.


Exam Dates:




Wednesday, October 19, in class. Open book exam.




Friday, December 2, 1:15-3:45 pm,  in  PS 113. Open book exam.



There will be about six homework assignments. These will involve using methods presented in class to solve exercises and data problems from the textbook. Assignments should be handed in on the due date. Late assignments will not be accepted.



Grading will be based on the following weighting:

30% Assignments

30% Midterm

40% Final exam 

There will be no make-up midterm. If a student has an acceptable excuse for missing the midterm, the weight of the midterm will be shifted to the final. Make-up final exam will be given only under exceptional circumstance, and written, verifiable excuses must be provided.


Lab #1: 2:00-2:50pm, Monday, Aug. 29, in SE 271.

Lab #2: 2:00-2:50pm, Monday, Sept. 26, in SE 271.

Lab #3: 2:00-2:50pm, Monday, Oct. 10, in SE 271.

Lab #4: 2:00-2:50pm, Monday, Nov. 14, in SE 271.

Lab #5: 2:00-2:50pm, Monday, Nov. 28, in SE 271.



Word and PDF files

Homework Assignments

         Assignment 1

         Assignment 2

         Assignment 3

         Assignment 4

         Assignment 5

         Assignment 6


Last modified: November 23, 2005