Statistical Quality Control
Process Capability and Statistical Quality Control
Process Control Procedures
Variable data measures mean and range
Attribute data measures good and bad
a 4m b
Capacity Utilization Rate =
N actual C
Cutting a yard must be done
Powerbar manufactures protein bars. (Um, Um, Good!) They are supposed to weigh 65 grams each. Four samples of 5
observations each have been obtained and the sample means and ranges computed. Using the chart giv
Test #2 Formulas
Chapter 15 Formulas:
At 1 At n
Ft w1 At 1 wn At n
Ft = Ft-1 + (At-1 - Ft-1)
Seasonal Index =
Chapter 17 Formulas:
E (Z )
R d L
Test #3 Formulas
Chapter 7 Notes
Concurrent engineering - can be defined as the simultaneous development of project design functions, with open and
interactive communication existing among all team members for the purposes of reducing time to marke
Types of Forecasts
Qualitative (Judgmental) - based on opinions
Quantitative based on numbers and calculations
Time Series Analysis
Components of Demand
Average demand for a period of time
Chapter 8 Notes
Process Layout- grouped by process (ex. ACT, FIN, MGT)
Product Layout- grouped by product (ex. Cars)
Fixed Position Layout- everybody comes to the site (ex. Buildings, road construction, bridges)
Assembly Line Balancing -
Waiting Line Analysis and Simulation
Suggestions for Managing Queues:
Train your servers to be friendly.
Inform your customers of what to expect.
Try to divert your customers attention when waiting.
Inventory - is the stock of any item or resource used in an organization. These items or resources can include:
raw materials, finished products, component parts, supplies, and work-in-process.
Materials Requirements Planning
Material Requirements Planning (MRP)
Defined the logic for determining the number of parts, components, and materials needed to produce a
MRP provides time scheduling information specifying when each o
Logistics, Distribution, and Transportation
Competitive Imperatives Impacting Location
The need to produce close to the customer due to time-based competition, trade agreements, and shipping
The need to locate near the appropriate la
Chapter 11 Notes
Process Design and Analysis
Process: Is any part of an organization that takes inputs and transforms them into outputs.
Cycle Time: Is the average successive time between completions of successive units.
Utilization: Is the ratio of the t
Work Center Scheduling
A work center is an area in a business in which productive resources are organized and work is
May be a single machine, a group of machines, or an area where a particular type of work is done.
Chapter 2 Notes
Strategy, Products, and Capacity
Operations Strategy setting broad policies and plans for using the resources of a firm to best
support its long-term competitive strategy.
Cost or Price Make the Product or Deliver
Chapter 4 Notes
Project -A series of related jobs usually directed toward some major output and requiring a significant
period of time to perform.
Project Management The management activities of planning, directing, and controlling re
Each A component consists of two B components, three C component, and one D components. Each B
component consists of two C components and four E components. Each E component consists of two D
components. The lead time