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ST231A: Statistical Methods for Life and Health Sciences (Fall 2017)

Calendar Description

This course covers all basic statistical concepts, and includes relevant examples for life and health science students. The course introduces descriptive and inferential statistics; basic probability theory; discrete and continuous random variables with focus on binomial and normal random variables; statistical inference for population means and population proportions, both for one and two populations, with focus on confidence intervals and tests of hypotheses. Furthermore, simple and multiple linear regression methods are covered as well as one-way and two-way ANOVA. Problems are analyzed with the aid of appropriate software.


One of MA101, MA103, MA110


EC205, EC255, EC285, MA141, MA240, MA241, PS296, ST230, ST260.


Professor Xu (Sunny) Wang (PhD)
Office: LH3038 (Lazaridis Hall)
Office Hours: Tuesday 2:40 p.m. - 5 p.m., Wednesday 1 p.m. - 3:30 p.m., Thursday 2:40 p.m. - 5 p.m., or by appointment.
Email: xwang@wlu.ca
Telephone: x4845


Tuesday and Thursday 10 a.m. - 11:20 a.m. in LH1010 (Lazaridis Hall)

Lab Coordinator

Erica Marshall
Email: emarshall@wlu.ca
Telephone: x4845
Office: LH3072 (Lazaridis Hall)


Myra L. Samuels, Jeffrey A. Witmer and Andrew Schaffner. Statistics for the Life Sciences. 5th Edition, Dec. 24, 2014, Pearson. Copyright 2016 (ISBN: 978-0-321-98958-1)


Students may use a non-programmable, non-graphing calculator on course tests, the midterm and the final examination.


Materials related to this course and the full course outline will be posted on the ST231 MyLearningSpace website. You are responsible for checking here on a regular basis for important announcements.


A final mark out of 100 will be calculated as follows:

  • Quizzes (5, in classes): 10%
  • Labs: 20%
  • Midterm Exam (Thursday, Oct. 26 from 10 a.m. - 11:20 a.m.): 15%
  • Project: 10%
  • Final Exam (exact date, time and location to be announced): 45%

The final mark will be reported as a letter grade in accordance with the conversion table of the current undergraduate calendar.

This document is a summary of the course outline for ST231 and is provided for the convenience of students.