Sampling is the method, it can be defined as the method or the techniques that consisting of the selection for the study of a so-called part the portion or sample. Here this article gives the information about the advantages and disadvantages of sampling to know more details about it.
Advantages of sampling :
- Sampling reduces demands on
- It is very accurate
- Simple random sampling
- Economical in nature
- Save time
- Systematic sampling easy to use
- Much cheaper
- Take less time
- Guaranty that population will be evenly sampled
- Very reliable
- Scientific in nature
- Very suitable for carving out a different survey
- The result is obtained more quickly
- Sampling may lead to better accuracy collected data, a small sample allow more effort to be made to reduce non-sampling error and non-response bases
Disadvantages of sampling :
- There is always sampling error
- Untrained main power
- A good sampling result is required experience and qualified person
- Chances for bias
- Sampling may create a feeling of discrimination within the population
- Sampling may be inadvisable where every unit in the population is illegally required to have a record
- Problem of accuracy
- Difficult of getting the representative sample
- A sample may be a biased hidden periodicity in the population coincide with that of selection
- An absence of the informants
- Chances of committing the error in sampling
- For rare event, small sample may not yield sufficient cases for study