Research Randomizer Links

Use the Randomizer form to instantly generate random numbers.

See some examples of how Research Randomizer can be used for random sampling and random assignment.

Visit links on random sampling, random assignment, and research methods.

Learn more about Research Randomizer and read our User Policy.

Add this tool to your website and generate your own number sets.

This page contains links on random number generation, random sampling, random assignment, research methods, and related topics.
Random Number Generation:

Randomizer Box (free utility for generating numbers)
Random.org (random number generator and more)
Random Number Generation (Wikipedia article)
HotBits (random numbers based on radioactive decay)
RQube (user-friendly freeware designed for researchers)

Random Sampling:

Random Sampling (Wikipedia article)
Probability Sampling (Research Methods Knowledge Base)
What Is a Random Sample? (from AAPOR)
Random Sampling Overview (interactive article)
Sampling (section from the online Statistics Glossary)

Random Assignment:

Random Assignment (Wikipedia article)
Random Selection & Assignment (RM Knowledge Base)
Random Assignment (online tool for experimenters)
QuickCalcs (another online tool for random assignment)
What’s So Special About Random Assignment? (SRDC article)

Research Methods:

Web Center for Social Research Methods (Cornell University)
Research Methods and Statistics Links (Social Psychology Network)
Textbooks on Conducting Research (Social Psychology Network)
Methods in Behavioral Research (extensive compendium of links)
Research Methods (Wikipedia category with dozens of entries)

How to Conduct Online Research:

Introduction to Behavioral Research on the Internet (detailed e-text)
Guide to Running Surveys and Experiments on the Web (overview)
Psychological Research Online (American Psychological Assn. report)
Advisory Group on Conducting Research on the Internet (APA body)

Web-Based Data Collection Services:

Time-Sharing Experiments for the Social Sciences (free; NSF-supported)
SurveyMonkey (popular web data collection service; short surveys free)
Qualtrics (software for high quality online surveys)
PsychData (specializing in social science research)
QuestionPro.com (service for building and analyzing online surveys)
ZipSurvey (web survey application developed by I/O psychologists)

Links to Web-Based Studies:

Online Social Psychology Studies (post a study link or participate)
Psychological Research on the Net (another list of online studies)
PsychExps (participate in experiments or download existing data)
Online Psychology Research UK (United Kingdom compendium)
Psychology Tests and Experiments (list of links from Yahoo.com)

Research Guidelines and Regulations:

Protection of Human Subjects (U.S. Code of Federal Regulations)
The Belmont Report (landmark report on human subjects research)
Institutional Review Board Guidebook (OHRP)
Ethical Conduct for Research Involving Humans (Canadian guidelines)
Protecting Human Subjects (U.S. Department of Energy)
Assn. for the Accreditation of Human Research Protection Programs

Research Ethics:

Office for Human Research Protections (U.S. government site)
Public Responsibility in Medicine and Research (PRIM&R)
On Being A Scientist: Responsible Conduct In Research (NAS)
Ethical Aspects of Internet Research on Human Subjects (AAAS)

Psychology and Neuroscience Ethical Codes:

Ethical Principles of Psychologists and Code of Conduct (APA)
Decoding the Ethics Code (practical guide to the APA Code)
Code of Ethics and Conduct (British Psychological Society)
Code of Ethics for Psychologists (Canadian Psychological Assn.)
Professional Code of Ethics (Australian Psychological Society)
Guidelines and Policies (Society for Neuroscience)

Informed Consent:

Tips on Obtaining Informed Consent (Social Psychology Network)
Tips on Informed Consent (Office for Human Research Protections)
Informed Consent Checklist (Office for Human Research Protections)
Sample Research Consent Form (Social Psychology Network)

Additional Resources:

Random Assignment Assignment (brief student assignment)
Online Psychology Laboratory (interactive teaching resources)
A Web of Research (APA Monitor article on web research)
Empirisoft (software and customized hardware for experiments)