Unraveling the mysteries of sampling

This article was originally published in Best Practice Measurement Strategies, July/August 2001. Melcrum Publishing Limited, London, UK (2001).

Some of the most common questions about surveys are: “How many surveys do I need to distribute?” “What’s the right sample size?” “What’s a good response rate?” Find the answers in this article.


Warning: Invalid argument supplied for foreach() in /home/customer/www/sinicom.com/public_html/wp-includes/class-wp-theme-json.php on line 1625