Resources for Survey
Creative Research Systems offers an expanding series of free aids for survey
researchers. The first is an online sample size
calculator. It can tell you how many people to interview to get
a desired plus or minus figure for your surveys. It can also tell you
the plus or minus figure for a sample you already have.
Another page at this site reproduces an article explaining
statistical significance. This article first appeared
in our newsletter DataFile and has since been reprinted in several
Those new to survey research can find an introduction with many useful
do's and don'ts on our survey design page.
Correlation is a statistical technique that can tell you if two variables
are related. Researchers who have not yet used this technique
may find the correlation page useful.
In addition to software and information, Creative Research Systems also offers complete
data processing and Web survey hosting services.
Another page at this site contains the names of some companies
that provide interviewing services using The Survey System.
The Survey System users can get ideas and save typing by downloading sample