Standard Data Systems in Work Measurement

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Questions and Answers

What is the distance moved by the arm in Example 1?

  • 16 inches (correct)
  • 10 inches
  • 20 inches
  • 25 inches

What type of motion is involved in Example 1?

  • Variable motion
  • Semi-variable motion
  • Definite stop motion
  • Basic motion (correct)

What is the time value for an arm movement with a distance of 16 inches and basic motion?

  • 0.0052 min (correct)
  • 0.0100 min
  • 0.0051 min
  • 0.0076 min

What is the body member involved in Example 1?

<p>Arm (D)</p> Signup and view all the answers

What is the distance moved by the arm in Example 2?

<p>25 inches (A)</p> Signup and view all the answers

What type of motion is involved in Example 2?

<p>Definite stop motion (D)</p> Signup and view all the answers

What is the time value for an arm movement with a distance of 25 inches and one manual control?

<p>0.0076 min (A)</p> Signup and view all the answers

What does the Work factor (1,2,3,4) refer to?

<p>The number of manual control/work factors that have been taken into account (D)</p> Signup and view all the answers

What is the main purpose of distinguishing between setup and production elements in a standard data system?

<p>To account for the differences in activities required for batch production (A)</p> Signup and view all the answers

What is the formula to compute the batch time of a production?

<p>Tb = Tsu + Q Tc (C)</p> Signup and view all the answers

What is the characteristic of a constant element in a standard data system?

<p>Has the same time value in all time studies and tasks (D)</p> Signup and view all the answers

What is an example of a variable element in a standard data system?

<p>Loading a work piece into a machine (C)</p> Signup and view all the answers

What is the difference between setup and production elements?

<p>Setup elements are performed once per batch, while production elements are performed once per work unit (D)</p> Signup and view all the answers

What is the term for the time spent on activities required to change over from one batch to the next?

<p>Setup time (C)</p> Signup and view all the answers

What is the term for the total time spent on a production task?

<p>Batch time (C)</p> Signup and view all the answers

What is an example of a worker-paced element in a standard data system?

<p>Loading a work piece into a machine (D)</p> Signup and view all the answers

What is the primary purpose of a standard data system (SDS) in work measurement?

<p>To define time standards for tasks with similar work elements (C)</p> Signup and view all the answers

What is an advantage of using a standard data system (SDS) over direct time study?

<p>It does not need observation of actual task to record data and establish standards (D)</p> Signup and view all the answers

When is a standard data system (SDS) most suitable to use?

<p>When similar tasks are involved (D)</p> Signup and view all the answers

How is the database in a standard data system (SDS) organized?

<p>By work element (B)</p> Signup and view all the answers

What is the benefit of using a standard data system (SDS) in terms of cost?

<p>It reduces the cost of establishing time standards (C)</p> Signup and view all the answers

Why is classification of work elements important in a standard data system (SDS)?

<p>Because the normal time is a predicted value rather than an observed value (C)</p> Signup and view all the answers

What is another advantage of using a standard data system (SDS)?

<p>It can be used as a check for time study (B)</p> Signup and view all the answers

What is the characteristic of time standards established using a standard data system (SDS)?

<p>They are more accurate than other time standard techniques (D)</p> Signup and view all the answers

What is the primary purpose of the Simplified Work Factor System?

<p>To plan projections before actual development starts (B)</p> Signup and view all the answers

What is the time unit used in the Job Factor Table?

<p>0.0001 minutes (D)</p> Signup and view all the answers

What is the ideal workplace for the Abbreviated Work Factor System?

<p>Small workplaces (A)</p> Signup and view all the answers

What is the accuracy of the Abbreviated System compared to the Detailed System?

<p>+12% of the detailed system (B)</p> Signup and view all the answers

What is the time unit used in the Abbreviated Work Factor System?

<p>0.005 minutes (D)</p> Signup and view all the answers

What is the primary purpose of the Ready Work Factor System?

<p>To assess manual labor in manufacturing and other industries (C)</p> Signup and view all the answers

What is the characteristic of higher-level systems like the Simplified Work Factor System?

<p>Simpler and faster to use (A)</p> Signup and view all the answers

Who is the ideal user of the Ready Work Factor System?

<p>People unfamiliar with the details of time test techniques (A)</p> Signup and view all the answers

What is the purpose of copying and conveying materials in the learning packets?

<p>For non-commercial teaching purposes only (B)</p> Signup and view all the answers

What is the Intellectual Property Code of the Philippines also known as?

<p>Republic Act No. 8293 (A)</p> Signup and view all the answers

What is the consequence of copying and/or distributing the content without permission?

<p>The copyright owners may take legal action against such infringement (C)</p> Signup and view all the answers

What is the extent of copying and conveying materials justified in the learning packets?

<p>To the extent justified for the purpose (D)</p> Signup and view all the answers

What is the purpose of the COPYRIGHT NOTICE?

<p>To inform users of the copyright restrictions (A)</p> Signup and view all the answers

What is the institution that conveyed the materials in the learning packets?

<p>Pamantasan ng Cabuyao (D)</p> Signup and view all the answers

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Study Notes

Standard Data System (SDS)

  • A database of normal time values, organized by work elements, used to define time standards for tasks with similar work elements.
  • Advantages of SDS:
    • More efficient to use when numerous tasks are similar
    • More productive to use with large data sets to establish standards
    • No need for observation of actual tasks to record data and establish standards
    • Time standards can be established at a lower cost
    • Time standards are more accurate and consistent

When to Use SDS

  • When similar tasks are involved
  • In batch productions
  • With large number of data sets

Work Elements in SDS

  • The database is organized by work elements
  • Normal time is provided for each work element
  • Important to classify work elements into different categories:
    • Setup vs. production elements
    • Constant vs. variable elements
    • Worker-paced vs. machine elements
    • Regular vs. irregular elements
    • Internal vs. external elements

Setup vs. Production Elements

  • Setup elements: associated with activities required to change over from one batch to the next
  • Production elements: associated with the processing of work units within a given batch
  • Batch time: Tb = Tsu + Q Tc

Constant vs. Variable Elements

  • Constant elements: same time value in all time studies and tasks
  • Variable elements: same basic motion elements but normal times vary due to differences in work units

Worker-Paced vs. Machine Elements

  • Worker-paced elements: time values depend on the worker's pace
  • Machine elements: time values depend on the machine's cycle time

Motion-Time Tables

  • Tables used to determine time values for different body members and motions
  • Examples: WF-Motion-Time Table (Arm), WF-Motion-Time Table (Leg), etc.

Simplified Work Factor System

  • A higher-level system used for medium quantities
  • Uses a systematic working factor process
  • Effective in planning projections before actual development starts

Abbreviated Work Factor System

  • A higher-level approach used for small workplaces
  • Based on a comprehensive system of work factors
  • Ideal for quick measurement process

Ready Work Factor System

  • A higher-level job factor used for manual labor
  • Commonly used in manufacturing and other industries
  • Created to meet the need for a simple measurement method

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