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Methodology
17.03.23 Types of research studie... Time to read: 6min

Exploratory Research – Guide with Definitions and Examples

Exploratory research is a technique that investigates research questions that have not been previously studied extensively. Therefore, it is often qualitative and uses primary...
16.03.23 Experiments Time to read: 6min

Within-Subjects Design — Definition & Examples

Within-subjects design can be useful in experimental research, especially when there is a limited sample size or individual differences between participants must be controlled. Within-Subjects...
15.03.23 Experiments Time to read: 6min

Between-Subjects Design — Definition and Examples

The goal of most experiments is to determine how an independent variable affects a subject by applying different treatments in varying conditions. A between-subjects...
13.03.23 Sampling methods Time to read: 6min

Multistage Sampling – A Guide, Applications, & Examples

Multistage sampling, sometimes known as multistage cluster sampling, applies where you draw a sample from a large population using smaller and smaller units at...
10.03.23 Sampling Time to read: 5min

Population vs. Sample — Tutorial & Examples

Population and sample are common terms used in research. Many students mistake these words for synonyms. However, there is a significant difference between a...
25.02.23 Experiments Time to read: 6min

Double-Blind Study – Definition and Examples

Bias is one of the greatest barriers to effective research, so double-blind study designs have become a core part of gold-standard trials. This design blinds...
04.02.23 Types of validity Time to read: 5min

Construct Validity – Different Types & Examples

Construct validity determines how well a test measures the notion it was planned to evaluate. It is a crucial element in academic research as...
03.02.23 Collecting data Time to read: 9min

Data Cleansing – What It Is and How To Use It

Data cleansing is the process of identifying, correcting or removing errors, inconsistencies, and inaccuracies from data to improve the data quality. Data cleansing is...
29.01.23 Sampling methods Time to read: 5min

Stratified Sampling – An Easy & Quick Step-By-Step Guide

When randomly drawing samples from different population subgroups, you may use stratified sampling. Most people working on political surveys or human research use this...
28.01.23 Types of variables Time to read: 5min

Independent vs. Dependent Variables – Definition, Function & Examples

Variables are characteristics in research that can take on various values, like age and test scores. There are two types of variables in research,...
28.01.23 Types of variables Time to read: 7min

Confounding Variables – The Third Variable

A confounding (a.k.a. spurious) variable is any unacknowledged yet influential (i.e. extraneous) variable in a formal experiment, observation, or study. Left unexamined, rogue confounding variables...
22.01.23 Collecting data Time to read: 5min

Likert Scale – How to Use It in Your Research

Determining your respondents’ actual attitudes when conducting your research is essential to improving the accuracy of your findings. By the end of this article,...
24.12.22 Types of variables Time to read: 5min

Explanatory vs. Response Variables – Understanding The Difference

A significant part of the research process is investigating causal relationships between specific variables. You can do this through experiments or observations. Therefore, it...
12.12.22 Types of validity Time to read: 4min

Internal vs. External Validity — Definition & Examples

When testing the cause-and-effect relationship, validity is divided into two categories: internal vs. external validity.1 Internal vs. External Validity – In a Nutshell The following can...
10.12.22 Types of variables Time to read: 5min

Types of Variables in Research – Definition & Examples

One of the core elements in statistical studies is the type of variables in research you select. Choosing the best types of variables in...
10.12.22 Methodology overview Time to read: 6min

Ethical Considerations – Types & Examples

Ethical considerations are a fundamental component of research. Failure to follow a specified code of conduct when conducting research can invalidate your findings and...
24.11.22 Reliability & Validi... Time to read: 6min

Random vs. Systematic Errors – Know the Difference

In scientific research, you will often encounter random vs. systematic errors. Random vs. systematic errors are known as measurement errors, which make the difference...
19.11.22 Analyzing data Time to read: 5min

Textual Analysis – Definition & Guide

Textual communication is the method used by researchers to analyze and interpret texts by studying their style, content, structure, purpose, and underlying meaning. Besides...
10.11.22 Types of variables Time to read: 4min

Mediator vs. Moderator Variables – Definition & Examples

In statistics, mediators and moderators help you understand the relationship between two variables. This article discusses the differences between mediator vs. moderator1, frequently asked...
07.11.22 Reliability & Validi... Time to read: 5min

Triangulation in Research Definition & Examples

As a student, triangulation in research is a method that holistically increases the validity and credibility of your study. This article discusses what triangulation...

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