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# Research Writing

## 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 …

## How to Write Literature Review in Research

One of the essential steps in conducting a research is to skim through the available literature in order to become acquainted with existing literature in your area of study. In today’s world addition to the existing literature is made on every day’s basis and it is very important to be familiar with what’s already done. When you start to write …

## 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 …

## 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 …

## Sampling Types in Research

There are various sampling types and sampling techniques; these techniques have been categorized into three major categories for the ease of use. Random sampling Non-random sampling Mixed sampling Each of the above mentioned sampling types have several sampling techniques in them. Random sampling Random sampling is also called as probability sampling. In random sampling design every element of the population …

## 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 …

## The Importance of Formulating a Research Problem

There are several benefits of formulating a research problem. The actual research begins with the formulation of a research problem. It makes you well aware of the tasks that you have to perform in order to accomplish the research. Research is a process that you have to complete in a sequence. A research problem helps you formulate that sequence. Research …

## Steps in the Formulation of the Research Problem

The research problem or the research questions should be formulated in a sequential manner. This will reduce the chances of ambiguities to a minimum. There is no hard and fast rule for formulating the research problem. One can adopt a logical manner to reach the desired research problem, objectives and research questions. Before deciding about the research area or the …