SAMPLING


Trochim's sampling section   http://www.socialresearchmethods.net/kb/sampling.php   of the knowledge base.


Statnotes chapter on sampling
  http://faculty.chass.ncsu.edu/garson/PA765/sampling.htm   good introduction to main issues of sampling.
 

Sampling Guide  http://www.fantaproject.org/publications/sampling.shtml   "This guide shows how to choose samples of communities, households, and/or individuals..."  Described here, can download the pdf file.
 

What is sampling   http://www.nationalschool.gov.uk/policyhub/evaluating_policy/magenta_book/chapter5.asp   summary of types of sampling, but also includes a much longer discussion.


Sampling methods   http://www.statcan.gc.ca/edu/power-pouvoir/ch13/5214895-eng.htm   discusses many types of sampling.


statistics glossery   http://www.stats.gla.ac.uk/steps/glossary/sampling.html   brief definition of sampling terms
 

Guidelines for Employers to Use a Random Sample   listed here    http://www.aqmd.gov/trans/forms.html   actually a guide to estimate average car ridership, but a general guide to sampling.
 

Brief introducation to sampling    http://psychology.ucdavis.edu/rainbow/html/fact_sample.html    brief intro and some considerations.
 

RESEARCH FORUM--The Research Sample, Part I: Sampling   http://www.oandp.org/jpo/library/1995_03_105.asp    by Thomas R. Lunsford, MSE, CO and Brenda Rae Lunsford, MS, MAPT.  overview of sampling and some issues. From the american academy of orthotists and prosthetists.
 

National Audit Office Sampling Guide  http://www.nao.org.uk/publications/0001/sampling_guide.aspx   guide to sampling  
 

Records Management: The Selection of Case Files: Sampling Techniques   http://www.nationalarchives.gov.uk/recordsmanagement/selection/default.htm/osp00sampling.htm  specifically about sampling public records, but has info about general sampling issues too.
 
 
Expert Group Meeting to Review the Draft Handbook on Designing of Household Sample Surveys   http://unstats.un.org/unsd/demographic/meetings/egm/default.htm   The 2003 meeting has several documents about sampling.


Respondent Driven Sampling.  http://www.princeton.edu/~mjs3/rds.shtml   This method uses snowball sampling, not to estimate population characteristics, but to estimate characteristics of a network of people in a hidden population (e.g., drug users, etc)

Respondent Driven Sampling http://www.respondentdrivensampling.org/ Respondent Driven Sampling is a chain-referral method, or 'snowball' sampling that yields random samples of target populations and provides the means to calculate unbiased estimates of population parameters.


Yu, Chong Ho (2003). Resampling methods: concepts, applications, and justification.   http://pareonline.net/getvn.asp?v=8&n=19    describes resampling methods


Non-Sampling Error in Economic Surveys at Statistics New Zealand   http://www.stats.govt.nz/products-and-services/non-sampling-error/default.htm   what is non sampling error, what to do about it.


Sampling   http://www.coventry.ac.uk/ec/~nhunt/meths/listof.htm   brief overviews.


Analyzing Quota Sample Data and the Peer-review Process   http://www.palgrave-journals.com/fp/journal/v3/n1/index.html   Thomas Gschwend. French Politics, March 2005, Volume 3, Number 1.  A review of how to deal with quota sampling, so you can justify statistical testing.


How to Use Sampling AuditNet® Monograph Series   http://www.auditnet.org/sampling.htm   also links to other auditing guides to sampling.


Questions about Survey Sampling   http://exitpoll.byu.edu/Main/surveySamplingFAQ.aspx   has answers to q's like How do we judge the quality of a sample survey?  and  Is there any protection to the public against bad statistics?


Also see the research, survey and general methods pages for some sites on sampling issues.
 

Sample Size:


#303 Russell V. Lenth.  "Some Practical Guidelines for Effective Sample-Size Determination", March 2001.   http://www.stat.uiowa.edu/techrep/   one of a series of technical reports from the department of stats.


Effect size

What is an ‘Effect Size’? A brief introduction   http://www.cemcentre.org/renderpage.asp?linkid=30325016   Robert Coe, CEM Centre, Durham University

Effect size   http://web.uccs.edu/lbecker/Psy590/es.htm   another intro

effect size calculators   http://web.uccs.edu/lbecker/Psy590/escalc3.htm  

Understanding effect size, what it measures and what it means   http://www.medscape.com/viewarticle/569729   from Stephen V. Faraone, PhD

 

page last updated and checked  12/25/08
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