Question 1

Assuming that data exhibit a normal distribution,control limits set at $\pm$ 3 standard deviations from the mean capture how much common variation?

Accepted Answer

A) 50.00% 
B) 80.00% 
C) 95.44% 
D) 99.74% 
E) 99.99% 
A) 50.00% 
B) 80.00% 
C) 95.44% 
D) 99.74% 
E) 99.99%

Question 2

The range of a data set is always non-negative.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is the least important point to perform inspection?

Accepted Answer

A) Incoming materials 
B) Prior to costly processing 
C) Just after costly processing 
D) Prior to bottleneck (limited machine capacity)processing 
E) After the product is finished 
A) Incoming materials 
B) Prior to costly processing 
C) Just after costly processing 
D) Prior to bottleneck (limited machine capacity)processing 
E) After the product is finished

Question 4

If the average range is 4.0 inches and the sample size is 18,compute the upper and lower limits for an R chart.

Accepted Answer

UCL = 6.44,(UCL = D₄

Question 5

The standard deviation measures the difference between the largest and smallest observations in a set of data.

Accepted Answer

A) True 
 B)False

Question 6

The weight of a bag of sugar is an example of a variable.

Accepted Answer

A) True 
 B)False

Question 7

The A2 factor includes how many standard deviations of ranges?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 6 
A) 1 
B) 2 
C) 3 
D) 4 
E) 6

Question 8

Ritz-Carlton employees are empowered to spend up to how much money on the spot to correct any customer complaint?

Accepted Answer

A) $25 
B) $50 
C) $100 
D) $1000 
E) $2000 
A) $25 
B) $50 
C) $100 
D) $1000 
E) $2000

Question 9

The computed AOQ provides a sense of the ______________ of the product

Accepted Answer

overall ou

Question 10

When should 100% inspection be used?

Accepted Answer

A) Whenever attributes are being measured 
B) When the expected cost of a defective item exceeds the cost of inspecting a unit 
C) With destructive testing 
D) When the cost of inspecting a unit exceeds the expected cost of a defective item 
E) 100% inspection should never be used 
A) Whenever attributes are being measured 
B) When the expected cost of a defective item exceeds the cost of inspecting a unit 
C) With destructive testing 
D) When the cost of inspecting a unit exceeds the expected cost of a defective item 
E) 100% inspection should never be used

Question 11

Descriptive statistics are used to describe quality characteristics and relationships.

Accepted Answer

A) True 
 B)False

Question 12

Upper and lower control limits are usually set at $\pm$  how many standard deviations from the mean?

Accepted Answer

A) 0.5 
B) 1.0 
C) 2.0 
D) 3.0 
E) 6.0 
A) 0.5 
B) 1.0 
C) 2.0 
D) 3.0 
E) 6.0

Question 13

Suppose a process has been monitored daily for the last ten days and the number of machine failures each day was noted.The results follow:
Compute control limits for a c-chart that monitors the average number of machine failures per day.Is the process in a state of control?

Accepted Answer

UCL = 18,(Ċ= ∑failures/#observ

Question 14

Acceptance sampling occurs after the product has been produced.

Accepted Answer

A) True 
 B)False

Question 15

An important task in quality control is to find out the range of natural random variation in a process.

Accepted Answer

A) True 
 B)False

Question 16

What is the formula for an R chart's center line?

Accepted Answer

The answer of What is the formula for an R...

Question 17

The person that comes from the top ranks of the organization and is responsible for providing direction and overseeing all aspects of a six-sigma implementation process is called a ________________________.

Accepted Answer

A) general 
B) admiral 
C) director 
D) producer 
E) champion 
A) general 
B) admiral 
C) director 
D) producer 
E) champion

Question 18

In six-sigma programs,individuals are given __________________ titles that reflect their skills in the six-sigma process.

Accepted Answer

A) Olympic medal 
B) academic 
C) martial arts 
D) medieval jousting 
E) boxing 
A) Olympic medal 
B) academic 
C) martial arts 
D) medieval jousting 
E) boxing

Question 19

What is a c-chart?

Accepted Answer

a control chart that

Question 20

Consumers willingly accept defects if ________________________.

Accepted Answer

they are not more th

Assuming that data exhibit a normal distribution,control limits set at $\pm$ 3 standard deviations from the mean capture how much common variation?

The range of a data set is always non-negative.

Which of the following is the least important point to perform inspection?

If the average range is 4.0 inches and the sample size is 18,compute the upper and lower limits for an R chart.

The standard deviation measures the difference between the largest and smallest observations in a set of data.

The weight of a bag of sugar is an example of a variable.

The A₂ factor includes how many standard deviations of ranges?

Ritz-Carlton employees are empowered to spend up to how much money on the spot to correct any customer complaint?

The computed AOQ provides a sense of the ______________ of the product

When should 100% inspection be used?

Descriptive statistics are used to describe quality characteristics and relationships.

Upper and lower control limits are usually set at $\pm$ how many standard deviations from the mean?

Suppose a process has been monitored daily for the last ten days and the number of machine failures each day was noted.The results follow: Compute control limits for a c-chart that monitors the average number of machine failures per day.Is the process in a state of control?

Acceptance sampling occurs after the product has been produced.

An important task in quality control is to find out the range of natural random variation in a process.

What is the formula for an R chart's center line?

The person that comes from the top ranks of the organization and is responsible for providing direction and overseeing all aspects of a six-sigma implementation process is called a ________________________.

In six-sigma programs,individuals are given __________________ titles that reflect their skills in the six-sigma process.

What is a c-chart?

Consumers willingly accept defects if ________________________.

Introduction to Operations

Operations Strategy and Competitiveness

Product Design and Process Selection

E-Commerce and Supply Chain Management

Total Quality Management

Just-In-Time and Lean Systems

Forecasting

Capacity Planning and Facility Location

Facility Layout

Work System Design

Independent Demand Inventory Management

Aggregate Planning

Resource Planning

Scheduling

Project Management

Spreadsheet Modeling: an Introduction

Introduction to Optimization

Waiting Line Models

Master Scheduling and Rough-Cut Capacity Planning

Filters

Exam 6: Statistical Quality Control

Assuming that data exhibit a normal distribution,control limits set at ±\pm± 3 standard deviations from the mean capture how much common variation?

The range of a data set is always non-negative.

Which of the following is the least important point to perform inspection?

If the average range is 4.0 inches and the sample size is 18,compute the upper and lower limits for an R chart.

The standard deviation measures the difference between the largest and smallest observations in a set of data.

The weight of a bag of sugar is an example of a variable.

The A2 factor includes how many standard deviations of ranges?

Ritz-Carlton employees are empowered to spend up to how much money on the spot to correct any customer complaint?

The computed AOQ provides a sense of the ______________ of the product

When should 100% inspection be used?

Descriptive statistics are used to describe quality characteristics and relationships.

Upper and lower control limits are usually set at ±\pm± how many standard deviations from the mean?

Suppose a process has been monitored daily for the last ten days and the number of machine failures each day was noted.The results follow: Compute control limits for a c-chart that monitors the average number of machine failures per day.Is the process in a state of control?

Acceptance sampling occurs after the product has been produced.

An important task in quality control is to find out the range of natural random variation in a process.

What is the formula for an R chart's center line?

The person that comes from the top ranks of the organization and is responsible for providing direction and overseeing all aspects of a six-sigma implementation process is called a ________________________.

In six-sigma programs,individuals are given __________________ titles that reflect their skills in the six-sigma process.

What is a c-chart?

Consumers willingly accept defects if ________________________.

Introduction to Operations

Operations Strategy and Competitiveness

Product Design and Process Selection

E-Commerce and Supply Chain Management

Total Quality Management

Just-In-Time and Lean Systems

Forecasting

Capacity Planning and Facility Location

Facility Layout

Work System Design

Independent Demand Inventory Management

Aggregate Planning

Resource Planning

Scheduling

Project Management

Spreadsheet Modeling: an Introduction

Introduction to Optimization

Waiting Line Models

Master Scheduling and Rough-Cut Capacity Planning

Filters

Assuming that data exhibit a normal distribution,control limits set at $\pm$ 3 standard deviations from the mean capture how much common variation?

The A₂ factor includes how many standard deviations of ranges?

Upper and lower control limits are usually set at $\pm$ how many standard deviations from the mean?