Advantages of Work Sampling
The benefits or advantages of work sampling method are as follows:
Image credits © Prof. Mudit Katyani.
- Work sampling gives an unbiased result since workmen are not under close observation.
- A work sampling study may be interrupted at any time without affecting the results.
- Work sampling can be conducted by anyone with limited training. There is no need to have experts.
- Team work can be studied by work sampling and not by the time-study.
- Work sampling is economical and less time-consuming than time study. This is because more than one worker can be studied at the same time. Secondly, observer needs not to be present himself for a long time.
Disadvantages of Work Sampling
The limitations or disadvantages of work sampling method are as follows:
Image credits © Prof. Mudit Katyani.
- Work sampling is not economical for short cycle jobs. It is also uneconomical to study a single worker or even small group of workers.
- Unlike time study, it does not allow a small breakdown of activities and delays.
- Working men may change their normal method of working when they see an observer. Therefore, the results from the work study may not be accurate.
- In work sampling method, the observations are limited or insufficient. So, the results may not be accurate.
- This method normally does not record the workers' speed of working.
