Methods Of Statistical Quality Control (SQC)

I.     Course Prefix/Number: MFG 150

       Course Name: Methods Of Statistical Quality Control (SQC)

       Credits: 3 (3 lecture; 0 lab)

II.    Prerequisite

MAT 120 or consent of the instructor.

III.   Course (Catalog) Description

A study of the tools used in statistical process control (SPC) and quality assurance. Introduces techniques of establishing, benchmarking, and maintaining quality of products and services. Emphasis is placed on learning skills directly applicable to industrial and business activities. Software tools are demonstrated.

IV.   Learning Objectives

1. The student will learn the most effective methods for collection of data and construction of frequency distribution tables and histograms.

2. The student will learn the computation of the standad statistical measures of central tendency and dispersion.

3. The student will attain understanding and skills for the constuction and analysis of Cause-Effect diagrams.

4. The student will master the applications of probability tables for the Binomial, Poison, and Normal probability distributions.

5. The student will master the construction and analysis of Control Charts.

V.    Academic Integrity and Student Conduct

Students and employees at Oakton Community College are required to demonstrate academic integrity and follow Oakton's Code of Academic Conduct. This code prohibits:

• cheating,
• plagiarism (turning in work not written by you, or lacking proper citation),
• falsification and fabrication (lying or distorting the truth),
• helping others to cheat,
• unauthorized changes on official documents,
• pretending to be someone else or having someone else pretend to be you,
• making or accepting bribes, special favors, or threats, and
• any other behavior that violates academic integrity.

There are serious consequences to violations of the academic integrity policy. Oakton's policies and procedures provide students a fair hearing if a complaint is made against you. If you are found to have violated the policy, the minimum penalty is failure on the assignment and, a disciplinary record will be established and kept on file in the office of the Vice President for Student Affairs for a period of 3 years.

Please review the Code of Academic Conduct and the Code of Student Conduct, both located online at

VI.   Sequence of Topics

A. Industrial Mass Production Characteristics and a Brief History of Statistical Quality Control.

B. Quality of Products

C. Nature of Quality Control and its Organization

D. Essential Mathematics for Statistical Quality Control

E. Organization of Data and Elements of Probability

F. Distribution Functions

G. Cause-Effect Diagrams

H. Control Charts
    1) Statistical Inference of Process Variability
    2) Sequential Application of testing of Statistical Hypotheses
    3) Process Capability Analysis

VII.  Methods of Instruction

Lecture, demonstration, homework, discussion and problem solving.
Course may be taught as face-to-face, hybrid or online course.

VIII. Course Practices Required

Each instructor will determine a program of study assignments to be coordinated with the "hands on" approach implied by the practical nature of this course.

IX.   Instructional Materials

Note: Current textbook information for each course and section is available on Oakton's Schedule of Classes.

Quality Control, Besterfield (Second Ed.), Prentice-Hall, New Jersey.

X.    Methods of Evaluating Student Progress

Grades will be based on completion of written assignments, classroom participation, completion of laboratory assignments, and examinations.

XI.   Other Course Information

Each instructor will establish specific policies as regards attendance, make-up examinations, incomplete grades etc.

If you have a documented learning, psychological, or physical disability you may be entitled to reasonable academic accommodations or services. To request accommodations or services, contact the Access and Disability Resource Center at the Des Plaines or Skokie campus. All students are expected to fulfill essential course requirements. The College will not waive any essential skill or requirement of a course or degree program.

Oakton Community College is committed to maintaining a campus environment emphasizing the dignity and worth of all members of the community, and complies with all federal and state Title IX requirements.

Resources and support for
  • pregnancy-related and parenting accommodations; and
  • victims of sexual misconduct
can be found at

Resources and support for LGBTQ+ students can be found at