Question 1

________ is the process of creating labor standards based on the judgment of skilled observers.

Accepted Answer

The answer of ________ is the process of creating labor...

Question 2

The normal time adjusts the select time by the regularity of occurrence and a performance rating factor.

Accepted Answer

A) True 
 B)False

Question 3

The continuous method of timing work elements

Accepted Answer

A)  is more accurate than the snap-back method. 
B)  is best combined with the work sampling method. 
C)  will always result in increasing recorded times for successive work elements. 
D)  requires a greater sample size than the snap-back method. 
A)  is more accurate than the snap-back method. 
B)  is best combined with the work sampling method. 
C)  will always result in increasing recorded times for successive work elements. 
D)  requires a greater sample size than the snap-back method.

Question 4

The select time is the average observed time based only on representative times.

Accepted Answer

A) True 
 B)False

Question 5

A work-sampling method is used to determine the proportion of the time a worker is idle.The following information was gathered on a random basis.
$$\begin{array} { | c | c | c | } 
\hline \text { Day } & \begin{array} { c } 
\text { No. Times } \
\text { Clerk Idle }
\end{array} & \begin{array} { c } 
\text { Total No. } \
\text { Observations }
\end{array} \
\hline \text { Monday } & 4 & 13 \
\text { Tuesday } & 2 & 8 \
\text { Wednesday } & 4 & 10 \
\text { Thursday } & 2 & 10 \
\hline
\end{array}$$
If the manager wants a 95 percent confidence level and a degree of precision of ± 0.03,how many more observations are needed?

Accepted Answer

A)  Fewer than or equal to 600 
B)  Greater than 600 but fewer than or equal to 800 
C)  Greater than 800 but fewer than or equal to 1,000 
D)  Greater than 1,000 
A)  Fewer than or equal to 600 
B)  Greater than 600 but fewer than or equal to 800 
C)  Greater than 800 but fewer than or equal to 1,000 
D)  Greater than 1,000

Question 6

The standard time for a work element is found by multiplying the select time by a performance-rating factor.

Accepted Answer

A) True 
 B)False

Question 7

A worker was observed for four cycles in a repetitive task that contains four distinct elements. The observer recorded the following items in seconds, using the continuous method.
 $$\begin{array} { | c | c | c | c | c | } 
\hline \text { Element } & \text { Cycle 1 } & \text { Cycle 2 } & \text { Cycle3 } & \text { Cycle4 } \
\hline \mathbf { 1 } & 12 & 66 & 111 & 168 \
\hline \mathbf { 2 } & 21 & 75 & 122 & 185 \
\hline \mathbf { 3 } & 37 & 86 & 133 & 200 \
\hline \mathbf { 4 } & 53 & 89 & 146 & 209 \
\hline
\end{array}$$
-Use the information in Table H.1.Assuming that work element 4 receives a performance-rating factor of 1.2 and is performed once per cycle,what is the normal time for this work element?

Accepted Answer

A)  Fewer than 10 seconds 
B)  Greater than or equal to 10 seconds but fewer than 11 seconds 
C)  Greater than or equal to 11 seconds but fewer than 12 seconds 
D)  Greater than or equal to 12 seconds 
A)  Fewer than 10 seconds 
B)  Greater than or equal to 10 seconds but fewer than 11 seconds 
C)  Greater than or equal to 11 seconds but fewer than 12 seconds 
D)  Greater than or equal to 12 seconds

Question 8

Which work-measurement technique breaks down tasks into a series of generic micro-motions?

Accepted Answer

A)  Time-study method 
B)  Elemental standard data approach 
C)  Predetermined-data approach 
D)  Work-sampling method 
A)  Time-study method 
B)  Elemental standard data approach 
C)  Predetermined-data approach 
D)  Work-sampling method

Question 9

Work sampling is most often used in situations in which

Accepted Answer

A)  a time standard is needed for a repetitive job. 
B)  an estimate of the proportion of the time spent on a particular activity is needed. 
C)  it is important to keep the sample size down. 
D)  special training is required for the observer, and stopwatches must be used. 
A)  a time standard is needed for a repetitive job. 
B)  an estimate of the proportion of the time spent on a particular activity is needed. 
C)  it is important to keep the sample size down. 
D)  special training is required for the observer, and stopwatches must be used.

Question 10

An advantage of the elemental standard data approach is that there is

Accepted Answer

A)  a reduction in the number of time studies needed. 
B)  no need to estimate allowances. 
C)  no need to use time-study methods. 
D)  no need to estimate the variable characteristics of jobs. 
A)  a reduction in the number of time studies needed. 
B)  no need to estimate allowances. 
C)  no need to use time-study methods. 
D)  no need to estimate the variable characteristics of jobs.

Question 11

The advantage of using the predetermined-data approach for setting standards is that

Accepted Answer

A)  it allows the setting of standards for a new job before production begins. 
B)  the predetermined data are representative of all workers, without question. 
C)  it does not require any special training to use it. 
D)  it can be used on jobs in which the times to perform the micro-motions are sequence dependent. 
A)  it allows the setting of standards for a new job before production begins. 
B)  the predetermined data are representative of all workers, without question. 
C)  it does not require any special training to use it. 
D)  it can be used on jobs in which the times to perform the micro-motions are sequence dependent.

Question 12

With a time-study approach,the

Accepted Answer

A)  nature of the task can be different with each replication, and the standards will still be good. 
B)  skill of the observer is not very important. 
C)  sample size is a function of the desired precision of the time estimate. 
D)  sample size is typically larger than required for the work sampling approach. 
A)  nature of the task can be different with each replication, and the standards will still be good. 
B)  skill of the observer is not very important. 
C)  sample size is a function of the desired precision of the time estimate. 
D)  sample size is typically larger than required for the work sampling approach.

Question 13

Which of these drawbacks would be considered a hidden cost of work standards?

Accepted Answer

A)  Assigning tasks to workers and machines to utilize resources 
B)  Increased conflict between labor and management 
C)  Ability to compare alternative process designs 
D)  Determination of current and projected capacity requirements 
A)  Assigning tasks to workers and machines to utilize resources 
B)  Increased conflict between labor and management 
C)  Ability to compare alternative process designs 
D)  Determination of current and projected capacity requirements

Question 14

Special training is required for observers using work sampling.

Accepted Answer

A) True 
 B)False

Question 15

A worker was observed for four cycles of a repetitive task.The observer used the continuous method for recording the times.The continuous times (in seconds)for each element are:
$$\begin{array} {r  } 
{ \text { Cycles } } \quad \quad \quad \
\begin{array} { | l | c | c | c | c | } 
\hline \quad \text { Element } & 1 & 2 & 3 & 4 \
\text { 1. Pick up nut \& bolt } & 2 & 12 & 25 & 39 \
\text { 2. Thread nut onto bolt } &  5 & 16 & 29 & 42 \
\text { 3. Pick up wrench } &7 & 18 & 32 & 43 \
\text { 4. Tighten bolt, lay wrench } &11 & 23 & 38 & 48  \
\text { aside } &  \
\hline
\end{array}\end{array}$$
Which one of the following are the "select times" ( $\bar{t}$ )for each element? The first number is the select time for the first element,the second number is the select time for the second element,and so on.

Accepted Answer

A)  19.5, 23, 25, 30 
B)  1.5, 3.5, 5, 2 
C)  2, 3, 2, 5 
D)  1.5, 3.5, 2, 5 
A)  19.5, 23, 25, 30 
B)  1.5, 3.5, 5, 2 
C)  2, 3, 2, 5 
D)  1.5, 3.5, 2, 5

Question 16

A time-study analyst is determining the standard time for a work element.The select time is 6.0 minutes,and the standard deviation of the select time is 2.2 minutes,based on a pilot sample of 20 observations.What is the appropriate sample size if the estimate for the select time is to be within 10 percent of the true average time 95 percent of the time?

Accepted Answer

A)  Fewer than 30 observations 
B)  Greater than or equal to 30 observations but fewer than 40 observations 
C)  Greater than or equal to 40 observations but fewer than or equal to 50 observations 
D)  Greater than or equal to 50 observations 
A)  Fewer than 30 observations 
B)  Greater than or equal to 30 observations but fewer than 40 observations 
C)  Greater than or equal to 40 observations but fewer than or equal to 50 observations 
D)  Greater than or equal to 50 observations

Question 17

Compare and contrast the method of time study to the method of work sampling.What are the strengths and limitations of each,and for which applications are they best suited?

Accepted Answer

Both are direct observation methods.Howe

Question 18

Time studies are appropriate for setting time standards for tasks that are different each time.

Accepted Answer

A) True 
 B)False

________ is the process of creating labor standards based on the judgment of skilled observers.

The normal time adjusts the select time by the regularity of occurrence and a performance rating factor.

The continuous method of timing work elements

The select time is the average observed time based only on representative times.

The standard time for a work element is found by multiplying the select time by a performance-rating factor.

Which work-measurement technique breaks down tasks into a series of generic micro-motions?

Work sampling is most often used in situations in which

An advantage of the elemental standard data approach is that there is

The advantage of using the predetermined-data approach for setting standards is that

With a time-study approach,the

Which of these drawbacks would be considered a hidden cost of work standards?

Special training is required for observers using work sampling.

Compare and contrast the method of time study to the method of work sampling.What are the strengths and limitations of each,and for which applications are they best suited?

Time studies are appropriate for setting time standards for tasks that are different each time.

Creating Customer Value through Operations

Supply Chain Management

Process Configuration

Capacity

Inventory Management

Quality and Process Improvement

Lean Systems

Managing Projects

Location and Layout

Managing Demand and Forecasting

Operations Planning and Scheduling

Resource Planning

Decision Making

Financial Analysis

Learning Curve Analysis

Computer-Integrated Manufacturing

Acceptance Sampling Plans

Simulation

Special Inventory Models

Linear Programming

Waiting Lines

Filters

Exam 15: Work Measurement

________ is the process of creating labor standards based on the judgment of skilled observers.

The normal time adjusts the select time by the regularity of occurrence and a performance rating factor.

The continuous method of timing work elements

The select time is the average observed time based only on representative times.

The standard time for a work element is found by multiplying the select time by a performance-rating factor.

Which work-measurement technique breaks down tasks into a series of generic micro-motions?

Work sampling is most often used in situations in which

An advantage of the elemental standard data approach is that there is

The advantage of using the predetermined-data approach for setting standards is that

With a time-study approach,the

Which of these drawbacks would be considered a hidden cost of work standards?

Special training is required for observers using work sampling.

Compare and contrast the method of time study to the method of work sampling.What are the strengths and limitations of each,and for which applications are they best suited?

Time studies are appropriate for setting time standards for tasks that are different each time.

Creating Customer Value through Operations

Supply Chain Management

Process Configuration

Capacity

Inventory Management

Quality and Process Improvement

Lean Systems

Managing Projects

Location and Layout

Managing Demand and Forecasting

Operations Planning and Scheduling

Resource Planning

Decision Making

Financial Analysis

Learning Curve Analysis

Computer-Integrated Manufacturing

Acceptance Sampling Plans

Simulation

Special Inventory Models

Linear Programming

Waiting Lines

Filters