Question 1

In reviewing a flowchart, a company would not be able to determine ____________ in a process.

Accepted Answer

A) the various start points 
B) how many steps are 
C) the total time for all activities 
D) the decision points 
E) the various inputs needed 
A) the various start points 
B) how many steps are 
C) the total time for all activities 
D) the decision points 
E) the various inputs needed

Question 2

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

Accepted Answer

A) True 
 B)False

Question 3

Nels Neugent, Purchasing Manager at Pacific Medical Center, is designing a p chart to monitor the proportion of defective purchase orders issued at Pacific.He has the proportions defective for 22 samples of purchase orders.Each sample contained 150 purchase orders, and the average proportion defective is 0.08.The upper control limit for Nels's p chart is ___.

Accepted Answer

A) 0.1736 
B) 0.1465 
C) 0.1312 
D) 0.0940 
E) 0.1845 
A) 0.1736 
B) 0.1465 
C) 0.1312 
D) 0.0940 
E) 0.1845

Question 4

If a manufacturer is looking to determine the causes of declining productivity, the company might first complete a ___________ to identify potential causes, and then create a ______________ to find which causes are most common.

Accepted Answer

A) scatter plot; histogram 
B) Pareto chart; histogram 
C) cause-and-effect diagram; Pareto chart 
D) Pareto chart; cause-and-effect diagram 
E) histogram; Pareto chart 
A) scatter plot; histogram 
B) Pareto chart; histogram 
C) cause-and-effect diagram; Pareto chart 
D) Pareto chart; cause-and-effect diagram 
E) histogram; Pareto chart

Question 5

Nels Neugent, Purchasing Manager at Pacific Medical Center, is designing a c chart to monitor the number of nonconformances per purchase order issued at Pacific.The total number of nonconformances for 30 purchase orders is 45.The upper control limit for Nels's c chart is ___.

Accepted Answer

A) 3.00 
B) 5.17 
C) 5.50 
D) 7.21 
E) 30.00 
A) 3.00 
B) 5.17 
C) 5.50 
D) 7.21 
E) 30.00

Question 6

According to Garvin, product quality is ___.

Accepted Answer

A) value perceived by the customer 
B) an innate excellence of the product 
C) not measurable in the product 
D) fitness for the consumer's intended use 
E) measurable in the product 
A) value perceived by the customer 
B) an innate excellence of the product 
C) not measurable in the product 
D) fitness for the consumer's intended use 
E) measurable in the product

Question 7

Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC.The total number of nonconformances for 26 castings is 91.The upper control limit for Jack's c chart is ___.

Accepted Answer

A) 9.11 
B) 13.40 
C) 3.50 
D) 7.61 
E) 1.00 
A) 9.11 
B) 13.40 
C) 3.50 
D) 7.61 
E) 1.00

Question 8

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 mean of the 9 sample means is 101.03, and the mean of the 9 standard deviations is 29.243.The lower control limit for your   chart is ________.

Accepted Answer

A) 70.85 
B) 92.11 
C) 73 
D) 71.75 
E) 60.5 
A) 70.85 
B) 92.11 
C) 73 
D) 71.75 
E) 60.5

Question 9

Quality control can be undertaken in two distinct ways: after-process control and before-process control.

Accepted Answer

A) True 
 B)False

Question 10

Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC.The total number of nonconformances for 26 castings is 91.The lower control limit for Jack's c chart is ___.

Accepted Answer

A) 1.37 
B) -2.11 
C) 3.50 
D) -1.00 
E) 0.00 
A) 1.37 
B) -2.11 
C) 3.50 
D) -1.00 
E) 0.00

Question 11

The main difference between a histogram and a Pareto chart is the ____________.

Accepted Answer

A) values on the y axis 
B) order of categories on the x axis 
C) colors used to distinguish differences 
D) type of data that can be used to create each graph 
E) direction of the bars, either vertical or horizontal 
A) values on the y axis 
B) order of categories on the x axis 
C) colors used to distinguish differences 
D) type of data that can be used to create each graph 
E) direction of the bars, either vertical or horizontal

Question 12

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

Accepted Answer

A) several consecutive data points between the UCL and the LCL 
B) a data point above the LCL 
C) a data point below the UCL 
D) an upward trend of nine data points 
E) a data point in the outer 1/3 region 
A) several consecutive data points between the UCL and the LCL 
B) a data point above the LCL 
C) a data point below the UCL 
D) an upward trend of nine data points 
E) a data point in the outer 1/3 region

Question 13

Nels Neugent, Purchasing Manager at Pacific Medical Center, is designing a p chart to monitor the proportion of defective purchase orders issued at Pacific.He has the proportions defective for 22 samples of purchase orders.Each sample contained 150 purchase orders, and the average proportion defective is 0.08.The centerline for Nels's p chart is ___.

Accepted Answer

A) 0.08 
B) 75 
C) 22 
D) 1.76 
E) 0.008 
A) 0.08 
B) 75 
C) 22 
D) 1.76 
E) 0.008

Question 14

If a process is in control, less than 0.3% of all the points that represent the process output such as the average measurement or the proportion defective should be beyond the upper and lower control limits.

Accepted Answer

A) True 
 B)False

Question 15

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 centimetres, and mean of the 26 ranges is 0.15 centimetres.The centerline for her   chart is ___.

Accepted Answer

A) 5 
B) 26 
C) 0.15 
D) 11.2 
E) 112 
A) 5 
B) 26 
C) 0.15 
D) 11.2 
E) 112

Question 16

Control charts are used to examine the output of a process for disturbing patterns or for data points that indicate that the process is out-of-control.

Accepted Answer

A) True 
 B)False

Question 17

An   chart is being developed using 25 samples of size 8 each.The average of 25 sample means is 6.20.The average of the 25 ranges is 0.30.The lower control limit is ___.

Accepted Answer

A) 5.827 
B) 5.900 
C) 5.960 
D) 6.088 
E) 4.423 
A) 5.827 
B) 5.900 
C) 5.960 
D) 6.088 
E) 4.423

Question 18

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 centimetres, and mean of the 26 ranges is 0.15 centimetres.The upper control limit for her   chart is ___.

Accepted Answer

A) 112.09 
B) 5.087 
C) 26.087 
D) 115.90 
E) 110.09 
A) 112.09 
B) 5.087 
C) 26.087 
D) 115.90 
E) 110.09

Question 19

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

Accepted Answer

A) True 
 B)False

Question 20

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?

Accepted Answer

A) 0.046 
B) 0.000 
C) 1.154 
D) 4.200 
E) 0.004 
A) 0.046 
B) 0.000 
C) 1.154 
D) 4.200 
E) 0.004

In reviewing a flowchart, a company would not be able to determine ____________ in a process.

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

If a manufacturer is looking to determine the causes of declining productivity, the company might first complete a _ to identify potential causes, and then create a ____ to find which causes are most common.

Nels Neugent, Purchasing Manager at Pacific Medical Center, is designing a c chart to monitor the number of nonconformances per purchase order issued at Pacific.The total number of nonconformances for 30 purchase orders is 45.The upper control limit for Nels's c chart is ___.

According to Garvin, product quality is ___.

Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC.The total number of nonconformances for 26 castings is 91.The upper control limit for Jack's c chart is ___.

Quality control can be undertaken in two distinct ways: after-process control and before-process control.

Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC.The total number of nonconformances for 26 castings is 91.The lower control limit for Jack's c chart is ___.

The main difference between a histogram and a Pareto chart is the ____________.

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

If a process is in control, less than 0.3% of all the points that represent the process output such as the average measurement or the proportion defective should be beyond the upper and lower control limits.

Control charts are used to examine the output of a process for disturbing patterns or for data points that indicate that the process is out-of-control.

An chart is being developed using 25 samples of size 8 each.The average of 25 sample means is 6.20.The average of the 25 ranges is 0.30.The lower control limit is ___.

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?

Introduction to Statistics

Charts and Graphs

Descriptive Statistics

Probability

Discrete Distributions

Continuous Distributions

Sampling and Sampling Distributions

Statistical Inference: Estimation for Single Populations

Statistical Inference: Hypothesis Testing for Single Populations

Statistical Inferences About Two Populations

Analysis of Variance and Design of Experiments

Simple Regression Analysis and Correlation

Multiple Regression Analysis

Building Multiple Regression Models

Time-Series Forecasting and Index Numbers

Analysis of Categorical Data

Nonparametric Statistics

Decision Analysis

Filters

Exam 18: Statistical Quality Control

In reviewing a flowchart, a company would not be able to determine ____________ in a process.

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

If a manufacturer is looking to determine the causes of declining productivity, the company might first complete a ___________ to identify potential causes, and then create a ______________ to find which causes are most common.

Nels Neugent, Purchasing Manager at Pacific Medical Center, is designing a c chart to monitor the number of nonconformances per purchase order issued at Pacific.The total number of nonconformances for 30 purchase orders is 45.The upper control limit for Nels's c chart is ___.

According to Garvin, product quality is ___.

Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC.The total number of nonconformances for 26 castings is 91.The upper control limit for Jack's c chart is ___.

Quality control can be undertaken in two distinct ways: after-process control and before-process control.

Jack Joyner, Director of Quality Control at Covington Castings (CC), is designing a c chart to monitor the number of nonconformances per aluminum casting produced at CC.The total number of nonconformances for 26 castings is 91.The lower control limit for Jack's c chart is ___.

The main difference between a histogram and a Pareto chart is the ____________.

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

If a process is in control, less than 0.3% of all the points that represent the process output such as the average measurement or the proportion defective should be beyond the upper and lower control limits.

Control charts are used to examine the output of a process for disturbing patterns or for data points that indicate that the process is out-of-control.

An chart is being developed using 25 samples of size 8 each.The average of 25 sample means is 6.20.The average of the 25 ranges is 0.30.The lower control limit is ___.

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?

Introduction to Statistics

Charts and Graphs

Descriptive Statistics

Probability

Discrete Distributions

Continuous Distributions

Sampling and Sampling Distributions

Statistical Inference: Estimation for Single Populations

Statistical Inference: Hypothesis Testing for Single Populations

Statistical Inferences About Two Populations

Analysis of Variance and Design of Experiments

Simple Regression Analysis and Correlation

Multiple Regression Analysis

Building Multiple Regression Models

Time-Series Forecasting and Index Numbers

Analysis of Categorical Data

Nonparametric Statistics

Decision Analysis

Filters

If a manufacturer is looking to determine the causes of declining productivity, the company might first complete a _ to identify potential causes, and then create a ____ to find which causes are most common.