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Research Design

How to Develop an Experimental Research Design

experimental research design

Before you decide to carry out your research by applying an experimental research design. You need to understand what is experimental research and where the experimental research design is applicable. What? Experimental research is defined as a systematic and scientific approach in which the researcher manipulates one variable and measures and controls changes in other variables. Where? Experimental research designs …

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How to Write Materials and Methods in Research

Materials and Methods also called as Methodology in Research

The materials and methods section describe in detail all the materials that have been used to conduct a study as well as the procedures that are undertaken. As research writing should be orderly and organized therefore the materials in each of its sub-section should be presented in a logical manner. In each section of the materials and methods start with …

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What is a Research Design?

A research design is a plan to carry out various tasks of the research process. “A traditional research/study design is a blueprint or detailed plan for how a research study is to be completed—operationalizing variables so they can be measured, selecting a sample of interest to study, collecting data to be used as a basis for testing hypotheses, and analyzing …

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Study Designs in Quantitative Research

The study designs in quantitative research are different from the study designs in qualitative research. The following reasons can best describe the difference between quantitative research and qualitative research. Quantitative research involves collection of numerical data, it deduces a relationship between theory and research. Quantitative research uses scientific/empirical approach to solve the problems. To solve the problem under study the …

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Study Designs in Qualitative Research

https://www.flickr.com/photos/cfiesler/18125060779

This article will provide a general idea about the study designs in qualitative research. Qualitative research is commonly used in social sciences, humanity, and education. The below picture shows general steps in designing a qualitative study designs. Qualitative study designs are not based on the process of observation through various techniques. The researcher observes the phenomenon and than analyze it, …

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Types of Study Design: The Reference Period

Types of study designs: On the basis of the reference period, the study designs can be categorized into retrospective, prospective and retrospective-prospective study designs. Retrospective The aim behind retrospective study design is to study some event, phenomenon or situation that has been happened previously. There are only two ways to collect data for a retrospective study: either the investigator collects information from …

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Experimental versus Non-Experimental Study Design

On the basis of the nature of the investigation, the study designs can be classified into three types of studies: Experimental study design Non-experimental study design Semi-experimental or quasi-design The experimental study design The experimental study design is one of the most commonly used study design in the social science, psychology, marketing, business, and education. There are many types of …

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The Placebo Design in Research

The placebo design in research is a type of experimental study design. The aim of a placebo design in research is to know the effectiveness of a program or treatment through the use of a placebo group. A placebo group usually get an ineffective treatment or no treatment; for example, in one experiment the experimenter gives the treatment pills to …

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The Cohort Studies in Research

Cohort studies are conducted based on some common characteristics among the population. Cohort studies are conducted just like longitudinal study except that the target population in the cohort studies share some common characteristics. The common characteristic can be any factor like age, employment, marriage, education year, fertility behavior or other demographics. A cohort study can be conducted like a cross-sectional …

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Types of Study Designs: The number of Contacts

The number of contacts with the study population is a good way to define the types of study designs. On the basis of the number of contacts with the study population the study design can be classified into three types: Cross-sectional studies Longitudinal studies Before-and-after studies Types of study designs The cross-sectional study design The cross-sectional study design is most …

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