GB/T 21664-2008 English PDF

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GB/T 21664-2008: Working sampling methods
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 21664-2008	419	Add to Cart	3 days	Working sampling methods	Valid

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Basic data

Standard ID: GB/T 21664-2008 (GB/T21664-2008)
Description (Translated English): Working sampling methods
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A02
Classification of International Standard: 03.100.30
Word Count Estimation: 18,196
Date of Issue: 2008-04-23
Date of Implementation: 2008-07-01
Quoted Standard: GB/T 14163-1993
Regulation (derived from): Announcement of Newly Approved National Standards No. 6, 2008 (No. 119 overall)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the work sampling, application scope, sampling procedures, methods and requirements. This standard applies to working time consuming process using work sampling analysis of time consumption and the development of labor quota for.

GB/T 21664-2008: Working sampling methods

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Working sampling methods ICS 03.100.30 A02 National Standards of People's Republic of China Work sampling method Posted 2008-04-23 2008-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ Introduction Ⅳ 1 Scope 1 2 Normative references 1 3 work sampling methods and application conditions 1 3.1 Applications 1 3.1.1 Work Improvement 1 3.1.2 the development and production quotas fixed time 1 3.2 application conditions 1 4 Working methods and sampling requirements 1 4.1 sample preparation prior to 1 4.1.1 determine Observation Project 1 4.1.2 Observation Project Category 1 4.1.3 determine the necessary number of observations 1 4.1.4 sure to observe the time 2 4.1.5 determine tour route 2 4.1.6 development of Table 2 4.2 Observation Record 2 4.3 Analysis finishing 2 4.3.1 Fill The results are summarized in Table 2 4.3.2 Calculation matters incidence of 3 4.3.3 Excluding outliers 3 4.3.4 Checking sampling error 3 4.3.5 write a written report or conclusions 3 Appendix A (informative) work sample Table 4 A. 1 work sample observations Table 4 A. 2 work sample results are summarized in Table 4 Appendix B (normative) matters incidence Py value corresponds to the value of N 5 Annex C (normative) to determine the observation time of 7 random Timetable C. 1 Random timetable 7 C. Use 2 random timetable 7 Annex D (informative) work sampling method uses 9 D. 1 time formula 9 D. 1.1 operating time ratio Tzb 9 D. 1.2 Basic (motorized) time ratio Tjb 9 D. 1.3 auxiliary time ratio Tfb 9 D. 1.4 Allowance time ratio Tkb 9 D. 1.5 complete coefficient Twx 9 D. 1.6 single time Td 9 D. 1.7 standard time Ts 10 D. 2 Example of use 10

Foreword

This standard Annex A, Annex D is informative appendix, Appendix B, Appendix C is a normative appendix. The standard proposed by the People's Republic of China Ministry of Labor and Social Security. This standard by the National Standardization Technical Committee on Labor and personnel quotas. This standard was drafted. Ministry of Labour and Social Security Division of labor wages, labor standards China Labor Society of Professional Committee, China North car Vehicle company. The main drafters of this standard. Wang Zhihong, Wang has, Wu Baoliang, Shu Zheng Hong, Liu Fuwen. This standard was first developed.

Introduction

To maximize the capacity of labor quota work on the basis of the role of business management, this standard specifies the work and personnel quotas work work Sampling methods and requirements. Applications "work sampling method" standard-setting work and personnel quotas more normative standards, accuracy, reasonableness, suitability and advanced. Promote enterprise management, and enhance their competitiveness, improve work efficiency, labor productivity, reduce product costs and improve economic efficiency will play The positive effect. Work sampling method

1 Scope

This standard specifies the work sample, applications, work sampling procedures, methods and requirements. This standard is applicable to the time-consuming process of using work sampling method analysis of time consumption and the development of labor quota quota.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 14163-1993 hours consumption, code and standard time

3 work sampling method range of applications and conditions

3.1 Applications 3.1.1 improvement work The proportions a) time-consuming research, analyzes the proportions of workers in the labor process all kinds of time consumed; b) analyze the causes of man-hour consumption and waste, improve utilization and eliminate lost work hours; c) Analysis of the various positions work load, job load and adjust staffing ratio, in order to further adjust the organization and Closing Reasonable staffing to provide evidence; d) the utilization of the investigation work shift within the various types of equipment, research equipment start, and to provide a basis for rational organization of production. 3.1.2 the development and production quotas fixed time According to the proportion of the consumption of various types of fixed time labor process and completed production, the development of the fixed time, production quotas. 3.2 application conditions a) applies to the observed object relative concentration of production and the workplace; b) require the production of the workplace with the managers and the observed object, maintain the original production work state; c) observers must undergo prior training, familiar with the activity classification matters, Master sampling method, essentials.

4 Sampling methods and work requirements

4.1 preparation before sampling 4.1.1 determine Observation Project Observation is determined based on sample projects. 4.1.2 Observation Project Category After the project is determined, then determined according to the method of observation hours consumption item classification, the code should be consistent with hours consumption GB/T 14163-1993 requirements. 4.1.3 determine the necessary number of observations The number of observations is necessary in accordance with the provisions of the absolute error or relative error when sampling may be. When using absolute error, essential concept The number of police by the formula (1) calculation; relative error when using the necessary number of observations by the formula (3) calculation. N = 4Py (1-Py) E2 (1) ......

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