Types of Sampling Methods which Apply on Textile

By | January 11, 2018

Types of Sampling Methods which Apply on Textile 

PurnenduNath
Senior Merchandiser
Nagal Garment Industries Ltd
Virar East (Maharashtra), India
E-mail: nath.purnendu@gmail.com

 

Textile Sampling:

Sampling is the process by which a sample is collected from a large number of materials. By the sampling we know the perfect characteristics of population. Sampling increases the quality of population and reduces the cost. In textile industry sampling is essential for produce export quality product. Textile sampling depends on few factors such as the form of the material, amount of material available, nature of the test etc.

Types of Sampling Methods which Apply on Textile:

In general there are basically two types of sampling methods. Those are as follows-

  1. The Random sampling methods.
  2. The Biased sampling methods.

1. The Random Sampling Method:

In Random sampling method, every individual in the population has an equal chance of being included it. The number in the sample must be sufficiently large to include all the variations of the individuals in the population.

Random sampling methods

2. The Biased Sampling Method:

In biased sampling method, the selection of an individual is influenced by the factors rather than chance. Hence a sample does not truly represent the bulk. The cause of the bias may be the physical characteristics of the individual, its position relative of the person doing the sampling.

Biased sampling methods

Difference between Random Sampling and Biased Sampling Method:

The difference between random sampling and biased sampling method as below-

S/L
Substance
Random sampling
Biased sampling
1.
Definition
Every individual in
the population has an equal chance of being included it.
Every individual in
the population has not an equal chance of being included it.
2.
Factor
Random sampling is not influenced by
the factors.
Random sampling is influenced by the
factors.
3.
Depend on
Here sampling person
is not depending on the position.
Here sampling person
is not depending on the position.
4.
Sample Represent
A sample truly represents the bulk.
A sample does not represent the bulk.
5.
Sample Result
The sample or test
result is not dependable and acceptable.
The sample result is
dependable and not consistent.
6.
Position
Random method is considered best.
 Random may be negligible.

Speech from the writer:

If you read this article with full concentration, then you can easily answer the following questions-

  1. What is Textile Sampling
  2. Types of Sampling Methods which Apply on Textile
  3. Difference between Random Sampling and Biased Sampling Method
  4. What is Biased Sampling Method
  5. What is Random Sampling Method

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