Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Experimental Designs01:16

Experimental Designs

16.4K
An experimental design is a systematic process that allows researchers to evaluate the relationship between dependent and independent variables. There are three widely used types of experimental design - pre-experimental design, true experimental design, and quasi-experimental design. In pre-experimental design, the researcher compares the data before and after some interventions or treatments. The true-experimental design has more than one purposefully created group, a commonly measured...
16.4K
Group Design02:01

Group Design

10.0K
The most basic experimental design involves two groups: the experimental group and the control group. The two groups are designed to be the same except for one difference— experimental manipulation. The experimental group gets the experimental manipulation—that is, the treatment or variable being tested—and the control group does not. Since experimental manipulation is the only difference between the experimental and control groups, we can be sure that any differences between...
10.0K
Study Design in Statistics01:15

Study Design in Statistics

9.8K
A study design is a set of techniques that allow a researcher to collect and analyze data from different variables defined for a specific research problem. Statistics is commonly for effective study design and more robust experiments,
Does aspirin reduce the risk of heart attacks? Is one brand of fertilizer more effective at growing roses than another? Is fatigue as dangerous to a driver as the influence of alcohol? Questions like these are answered using randomized experiments with proper...
9.8K
Bioequivalence Experimental Study Designs: Repeated Measures, Cross-Over, Carry-Over, and Latin Square Designs01:15

Bioequivalence Experimental Study Designs: Repeated Measures, Cross-Over, Carry-Over, and Latin Square Designs

76
Body:Bioequivalence experimental study designs play a pivotal role in testing the effectiveness of various treatments. Key among these are the repeated measures, cross-over, carry-over, and Latin square designs. In the repeated measures design, each subject receives all treatments, allowing for temporal comparisons. This type of design is useful in reducing variability but requires careful planning to avoid bias.The cross-over design, an economical method, involves sequential administration of...
76
What is an Experiment?01:12

What is an Experiment?

17.0K
An experiment is a planned activity carried out under controlled conditions. The purpose of an experiment is to investigate the relationship between two variables. When one variable causes change in another, we call the first variable the explanatory or independent variable. The affected variable is called the response or dependent variable. In a randomized experiment, the researcher manipulates values of the explanatory variable and measures the resulting changes in the response variable. The...
17.0K
Factorial Design02:01

Factorial Design

13.5K
Factorial Analysis is an experimental design that applies Analysis of Variance (ANOVA) statistical procedures to examine a change in a dependent variable due to more than one independent variable, also known as factors. Changes in worker productivity can be reasoned, for example, to be influenced by salary and other conditions, such as skill level. One way to test this hypothesis is by categorizing salary into three levels (low, moderate, and high) and skills sets into two levels (entry level...
13.5K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Development and validation of a multiplexed targeted HILIC-HRMS assay for quantitative analysis of hepatocellular carcinoma circulating biomarkers.

Analytical and bioanalytical chemistry·2026
Same author

Sorption properties of several polyethersulfone membranes for hydrophilic and hydrophobic emerging contaminants: implications for their application in passive sampling.

Analytical and bioanalytical chemistry·2026
Same author

SPME-based investigation of thapsigargin-induced alterations in the volatilome of human melanoma cells.

Analytical and bioanalytical chemistry·2026
Same author

Innovative active carbon fibers-based multipurpose thermal desorption tubes for the analysis of volatile organic compounds.

Journal of chromatography. A·2025
Same author

A missense mutation in Muc2 promotes gut microbiome and metabolome-dependent colitis-associated tumorigenesis.

The Journal of clinical investigation·2025
Same author

Improving Regions of Interest Multivariate Curve Resolution: Development of an Empirical Metric System through the Study of Passive Sampling Extracts of Wastewater in Antarctica.

Analytical chemistry·2025

Related Experiment Video

Updated: Nov 28, 2025

Characterization of Complex Systems Using the Design of Experiments Approach: Transient Protein Expression in Tobacco as a Case Study
20:24

Characterization of Complex Systems Using the Design of Experiments Approach: Transient Protein Expression in Tobacco as a Case Study

Published on: January 31, 2014

16.9K

Experimental Design Step by Step: A Practical Guide for Beginners.

Barbara Benedetti1, Vicky Caponigro2,3, Francisco Ardini1

  • 1Department of Chemistry and Industrial Chemistry, University of Genoa, Genoa, Italy.

Critical Reviews in Analytical Chemistry
|December 1, 2020
PubMed
Summary

Experimental design, though underutilized in chemistry, offers efficient methods for optimization. This tutorial introduces fundamental principles and practical applications of experimental design, including response surface methodology, to chemists.

Keywords:
Design of experimentsoptimizationresponse surface methodologyscreening designstutorial

More Related Videos

Efficient Sampling of Genetically Encoded Biosensor Design Space Enabled with a Design of Experiments and Automation Workflow
08:58

Efficient Sampling of Genetically Encoded Biosensor Design Space Enabled with a Design of Experiments and Automation Workflow

Published on: October 17, 2025

282
Interactive and Visualized Online Experimentation System for Engineering Education and Research
08:35

Interactive and Visualized Online Experimentation System for Engineering Education and Research

Published on: November 24, 2021

2.8K

Related Experiment Videos

Last Updated: Nov 28, 2025

Characterization of Complex Systems Using the Design of Experiments Approach: Transient Protein Expression in Tobacco as a Case Study
20:24

Characterization of Complex Systems Using the Design of Experiments Approach: Transient Protein Expression in Tobacco as a Case Study

Published on: January 31, 2014

16.9K
Efficient Sampling of Genetically Encoded Biosensor Design Space Enabled with a Design of Experiments and Automation Workflow
08:58

Efficient Sampling of Genetically Encoded Biosensor Design Space Enabled with a Design of Experiments and Automation Workflow

Published on: October 17, 2025

282
Interactive and Visualized Online Experimentation System for Engineering Education and Research
08:35

Interactive and Visualized Online Experimentation System for Engineering Education and Research

Published on: November 24, 2021

2.8K

Area of Science:

  • Chemometrics
  • Experimental Design
  • Chemical Research

Background:

  • Experimental design, originating in 1935, is crucial in chemometrics but often underestimated by chemists.
  • Common barriers to adoption include perceived difficulty and extensive experimental effort.
  • A deeper understanding can reveal its practical value and efficiency.

Purpose of the Study:

  • To introduce experimental design principles to beginners in chemistry.
  • To provide a practical guide for applying common experimental designs.
  • To demystify model computation and statistical evaluations in optimization.

Main Methods:

  • Tutorial-based introduction to theoretical principles of experimental design.
  • Practical guidance on implementing common designs from planning to optimization.
  • Explanation of response surface methodology and associated statistical terms.

Main Results:

  • The tutorial aims to equip beginners with the knowledge to effectively use experimental design.
  • It simplifies complex concepts, making them accessible to a wider audience.
  • It bridges the gap between theoretical knowledge and practical application in chemical experiments.

Conclusions:

  • Experimental design is a powerful, yet underutilized, tool in chemistry.
  • This tutorial provides accessible knowledge and practical skills for its application.
  • Overcoming perceived difficulties can lead to more efficient and optimized chemical research.