Written by Saira Naeem Before diving head on into the purpose of sampling in research, a quick revision of the previous information and known facts, definitions etc may be needed. As you know a sample is a subset or a smaller part chosen from a larger population.A sample is chosen using any one of the techniques of probability of non …

Read More »## Sampling in Research Studies

Sampling in research Sampling in research is the process of drawing sample of a desired size from the population. A sample is a specimen that is representative of the population from which it has been selected. A sample can be taken from a population for various end-uses: in statistics sample of data is taken to draw conclusion about the whole …

Read More »## How to Calculate Sample Size in a Research

This is a very important question that what should be your sample size? In any study there are various factors that affect your sample size. You have to know these factors and determine your sample. You can keep your sample size large if the study requires greater accuracy. You can keep the sample size small if you are short of …

Read More »## What is Sampling

Sampling is the process of selecting a few from a large group. The bigger group is the population and the smaller group that is selected is sample. Sample, therefore, is a part of the population or the large group from which it is taken. Example Take an example you want to know the average age of the students in a …

Read More »## Sampling Terminologies

The process of selecting a sample can be made easier if you know some sampling terminologies related to sampling. Sample is part of the population and to draw sample from the population you need to decide about the sample size. There is a formula to decide about the sample size. To find out sample size using that formula you need …

Read More »## Sampling Types in Research

The broad sampling types in research include random and non-random sampling. Probability sampling and non probability sampling are other names for these two types of sampling. If a researcher combines both random and non-random sampling techniques in one study it is a mixed sampling. With in these broad categories of sampling methods there are many other sub categories. You need …

Read More »## Sampling Principles in Research

To make the process of sampling more accurate, valid and reliable some sampling principles can be used. The process of sampling in research is governed by three principles. It should be kept in mind that sampling can only provide an estimate of the population mean and population parameters and in majority of cases there will be some difference between population …

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