Question 1

A p-chart is used when we can compute only the number of defects but not the total sample size.

Accepted Answer

A) True 
 B)False

Question 2

The Six Sigma approach is organized around a _______ plan known as ________.

Accepted Answer

A) four step,PDAC 
B) four step,DMAC 
C) five step PDACR 
D) five step DMAIC 
E) five step,DMCRA 
A) four step,PDAC 
B) four step,DMAC 
C) five step PDACR 
D) five step DMAIC 
E) five step,DMCRA

Question 3

What measures the central tendency of a set of data?

Accepted Answer

A) Coefficient of variation 
B) Variance 
C) Standard deviation 
D) Mean 
E) Range 
A) Coefficient of variation 
B) Variance 
C) Standard deviation 
D) Mean 
E) Range

Question 4

What technique answers the question of whether the process is functioning properly or not?

Accepted Answer

A) Fishbone diagramming 
B) Acceptance sampling 
C) Statistical process control 
D) Scatter plotting 
E) Experimental design 
A) Fishbone diagramming 
B) Acceptance sampling 
C) Statistical process control 
D) Scatter plotting 
E) Experimental design

Question 5

The A2 factor includes two standard deviations of ranges.

Accepted Answer

A) True 
 B)False

Question 6

Six-sigma quality implies how many average defects per million?

Accepted Answer

A) 3.4 
B) 6 
C) 2600 
D) 3$\sigma$ 
E) 6$\sigma$ 
A) 3.4 
B) 6 
C) 2600 
D) 3$\sigma$ 
E) 6$\sigma$

Question 7

What is the upper control limit for a c-chart if the total defects found over 200 samples equals 32?

Accepted Answer

A) 1.36 
B) 13.75 
C) 0.56 
D) 25.00 
E) 48.97 
A) 1.36 
B) 13.75 
C) 0.56 
D) 25.00 
E) 48.97

Question 8

Compute the Cpk measure of process capability for the following machine and interpret the findings.What value would you have obtained with the Cp measure?

Accepted Answer

Question 9

Causes of variation that can be identified and eliminated are called what?

Accepted Answer

A) Random 
B) Assignable 
C) Identifiable 
D) Stochastic 
E) Common 
A) Random 
B) Assignable 
C) Identifiable 
D) Stochastic 
E) Common

Question 10

What is a p-chart?

Accepted Answer

a control chart that

Question 11

Product tolerances are often called

Accepted Answer

A) SPC 
B) Product drawings 
C) Product descriptions 
D) Process capability 
E) Product specifications 
A) SPC 
B) Product drawings 
C) Product descriptions 
D) Process capability 
E) Product specifications

Question 12

Each day for two workweeks (10 days total),George weighs 4 bags from that day's production.If the average of the means is 14 oz.and the average range is 0.4 oz.,what is the lower control limit for an x-bar chart for this process?

Accepted Answer

A) 13.7084 oz. 
B) 13.8768 oz. 
C) 14.2916 oz. 
D) 12.8000 oz. 
E) 13.5908 oz. 
A) 13.7084 oz. 
B) 13.8768 oz. 
C) 14.2916 oz. 
D) 12.8000 oz. 
E) 13.5908 oz.

Question 13

A graph that shows the probability or chance of accepting a lot given various proportions of defects in the lot is called an ____________________.

Accepted Answer

operating

Question 14

What is the formula for an x-bar chart's control limits?

Accepted Answer

The answer of What is the formula for an x-bar...

Question 15

What is a control chart that monitors the proportion of defects in a sample?

Accepted Answer

A) x-bar chart 
B) R-chart 
C) p-chart 
D) c-chart 
E) OC chart 
A) x-bar chart 
B) R-chart 
C) p-chart 
D) c-chart 
E) OC chart

Question 16

Two areas of operations management that are particularly affected by the decision to increase the level of quality and reduce the number of product defects are ____ and ___ ___

Accepted Answer

product,pr

Question 17

What is the term for the probability that a value falling outside the control limits is still due to normal variation?

Accepted Answer

A) Type I error 
B) Type II error 
C) Normalization anomaly 
D) Beta risk 
E) Standard deviation irregularity 
A) Type I error 
B) Type II error 
C) Normalization anomaly 
D) Beta risk 
E) Standard deviation irregularity

Question 18

What is a distribution called when the same numbers of observations are below the mean as are above the mean?

Accepted Answer

A) Equalized 
B) Proportional 
C) Wholly Uniform 
D) Balanced 
E) Symmetric 
A) Equalized 
B) Proportional 
C) Wholly Uniform 
D) Balanced 
E) Symmetric

Question 19

What is a control chart that monitors changes in the mean value of a process?

Accepted Answer

A) x-bar chart 
B) R-chart 
C) p-chart 
D) c-chart 
E) OC chart 
A) x-bar chart 
B) R-chart 
C) p-chart 
D) c-chart 
E) OC chart

Question 20

A process can be considered in a state of control even if one observation is 1.75 standard deviations above the mean.

Accepted Answer

A) True 
 B)False

A p-chart is used when we can compute only the number of defects but not the total sample size.

The Six Sigma approach is organized around a _ plan known as __.

What measures the central tendency of a set of data?

What technique answers the question of whether the process is functioning properly or not?

The A₂ factor includes two standard deviations of ranges.

Six-sigma quality implies how many average defects per million?

What is the upper control limit for a c-chart if the total defects found over 200 samples equals 32?

Compute the C_pk measure of process capability for the following machine and interpret the findings.What value would you have obtained with the C_p measure?

Causes of variation that can be identified and eliminated are called what?

What is a p-chart?

Product tolerances are often called

Each day for two workweeks (10 days total),George weighs 4 bags from that day's production.If the average of the means is 14 oz.and the average range is 0.4 oz.,what is the lower control limit for an x-bar chart for this process?

A graph that shows the probability or chance of accepting a lot given various proportions of defects in the lot is called an ____________________.

What is the formula for an x-bar chart's control limits?

What is a control chart that monitors the proportion of defects in a sample?

Two areas of operations management that are particularly affected by the decision to increase the level of quality and reduce the number of product defects are __ and _ ___

What is the term for the probability that a value falling outside the control limits is still due to normal variation?

What is a distribution called when the same numbers of observations are below the mean as are above the mean?

What is a control chart that monitors changes in the mean value of a process?

A process can be considered in a state of control even if one observation is 1.75 standard deviations above the mean.

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

A p-chart is used when we can compute only the number of defects but not the total sample size.

The Six Sigma approach is organized around a _______ plan known as ________.

What measures the central tendency of a set of data?

What technique answers the question of whether the process is functioning properly or not?

The A2 factor includes two standard deviations of ranges.

Six-sigma quality implies how many average defects per million?

What is the upper control limit for a c-chart if the total defects found over 200 samples equals 32?

Compute the Cpk measure of process capability for the following machine and interpret the findings.What value would you have obtained with the Cp measure?

Causes of variation that can be identified and eliminated are called what?

What is a p-chart?

Product tolerances are often called

Each day for two workweeks (10 days total),George weighs 4 bags from that day's production.If the average of the means is 14 oz.and the average range is 0.4 oz.,what is the lower control limit for an x-bar chart for this process?

A graph that shows the probability or chance of accepting a lot given various proportions of defects in the lot is called an ____________________.

What is the formula for an x-bar chart's control limits?

What is a control chart that monitors the proportion of defects in a sample?

Two areas of operations management that are particularly affected by the decision to increase the level of quality and reduce the number of product defects are ____ and ___ ___

What is the term for the probability that a value falling outside the control limits is still due to normal variation?

What is a distribution called when the same numbers of observations are below the mean as are above the mean?

What is a control chart that monitors changes in the mean value of a process?

A process can be considered in a state of control even if one observation is 1.75 standard deviations above the mean.

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

The Six Sigma approach is organized around a _ plan known as __.

The A₂ factor includes two standard deviations of ranges.

Compute the C_pk measure of process capability for the following machine and interpret the findings.What value would you have obtained with the C_p measure?

Two areas of operations management that are particularly affected by the decision to increase the level of quality and reduce the number of product defects are __ and _ ___