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Data Collection

Data Collection

Reliability of the Research Instrument

Reliability

The word reliability is used so often in our life. When we say that someone is reliable, we mean that that person is honest, predictable, consistent and stable. There can be many ways in which the reliability of the instrument can be improved as well as there are several ways in which the reliability of the instrument can be poorly …

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How to Select a Data Collection Method

The right choice of data collection method is inevitable to the success of the research. There are various factors that need to be looked before deciding about the best data collection method. Basically, there are two data collection methods; primary and secondary data collection methods. Most of the researchers either use any one method from the primary sources of data …

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Data Collection: Problems with Using Secondary Sources

Research Data Collection

In research secondary sources of data collection and information are as important as primary sources. There are several reasons for that, in many cases primary data is not available and therefore the researcher uses secondary sources. In other researches the researcher knows that the secondary sources are as much reliable as primary sources and therefore he uses secondary sources. Secondary …

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How to Collect Data Using Secondary Sources in Research

Secondary sources of data collection

There are primary, secondary and tertiary sources of data collection in research. Primary sources of data collection have always been used because of their greater authenticity and reliability. Secondary sources of data collection are used when primary sources are not available. In some cases primary sources are available but due to time or other constraints the researcher is forced to …

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How to Calculate Sample Size in a Research

Sample size

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 …

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What is Sampling

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 …

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Sampling Types in Research

sampling type

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 …

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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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How to Choose the Right Methodology for your Research

Selecting the right methodology is crucial for the success of your research. Using the method, the researcher has chosen for his research, the researcher tests the hypothesis for possible acceptance or rejection. Therefore, it is necessary that the researcher uses the most appropriate method of data collection, analysis and evaluation. Sometimes the researcher invents the method for his research because …

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How to analyze data in research

Analyzing data

Data analysis in research Research analysis is one of the main steps of the research process, it is by far the most important steps of the research. How to analyze the data is an important question that every researcher asks. The researcher collects the data using one of the qualitative or quantitative methods of data collection. Data analysis highly depends …

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