Exam 18: Statistical Quality Control

An chart is being developed using 15 samples of size 9 each.The average of 15 sample means is 6.20.The average of the 15 ranges is 0.30.The upper control limit is _______________.

A quality circle is a round-table of top-level quality managers.

A graph that displays computed means for a series of small random samples over a period of time is called a(n)_______.

Which of the following quality control chart conditions is an indicator that the process is,potentially,out-of-control?

The term Total Quality Management (TQM)was coined by the well-known quality guru,Edward Deming.

You are conducting a study on the blood glucose levels of 9 patients who are on strict diets and exercise routines.To monitor the mean and range of the blood glucose levels of your patients,you take a blood glucose reading every day for each patient for 20 days.The results are shown below.The mean of the 9 sample means is 101.03,and the mean of the 9 ranges is 86.9.The results are shown below. From the chart we conclude that________.

Reengineering is ___________________________.

The Six Sigma approach essentially calls for the process to approach defect-free status.

A schematic representation of all the activities and interactions that occur in a process is called a flowchart.

Two general types of control charts are (1)control charts for measurements and (2)control charts for compliance items.

A fishbone diagram is a ______.

The most appropriate graphical tool to identify the root causes of an error in a production process is a ______.

Two general types of control charts are (1)control charts for manufactured items and (2)control charts for services.

An R Chart is to be developed for use in quality control. The average of the ranges is calculated to be 0.60.This was based on several samples of size 7 each.What would the lower control limit be?

A p Chart is to be developed for use in quality control. The value of p is calculated to be 0.54.The sample size is 249.What would the upper control limit be?

An R Chart is to be developed for use in quality control. The average of the ranges is calculated to be 0.45.The sample sizes were 9 each.What would the lower control limit be?

Six Sigma is a methodology for quality and does not relate to a measurement value of the process.

A control chart is used to control the flow of materials into a process.

Sarah Soliz,Director of Quality Programs,is designing and R charts for the rod shearing process at Stockton Steel.She has 26 samples of rod length,and each sample included measurements of 5 rods.The mean of the 26 sample means is 112 inches,and mean of the 26 ranges is 0.15 inch.The upper control limit for her chart is ________.

Which of the following quality control chart conditions is an indicator that the process is potentially out-of-control?