Air University Sampling and Surveying Handbook

This handbook contains guidelines for planning, organizing, and conducting surveys. It should be useful to anyone embarking on a project requiring the gathering of data through the medium of the questionnaire.

Elementary Concepts in Statistics: Electronic Statistics Textbook

This Electronic Statistics Textbook offers training in the understanding and application of statistics. The material was developed at the StatSoft R&D department based on many years of teaching undergraduate and graduate statistics courses and covers a wide variety of applications, including laboratory research (biomedical, agricultural, etc.), business statistics and forecasting, social science statistics and survey research, data mining, engineering and quality control applications, and many others.

Introductory Statistics: Concepts, Models, and Applications

Research Methods Knowledge Base

The Research Methods Knowledge Base is a comprehensive web-based textbook that addresses all of the topics in a typical introductory undergraduate or graduate course in social research methods. It covers the entire research process including: formulating research questions; sampling (probability and nonprobability); measurement (surveys, scaling, qualitative, unobtrusive); research design (experimental and quasi-experimental); data analysis; and, writing the research paper. It also addresses the major theoretical and philosophical underpinnings of research including: the idea of validity in research; reliability of measures; and ethics.

Stat Glossary

Statistical Calculators

Statistics Glossary

Basic definitions on presenting data, sampling, probability, confidence intervals, hypothesis testing, paired data, correlation and regression, design of experiments and ANOVA, categorical data, time series data.

Statistics Page

Discussions regarding normal approximation of binomial distribution, poisson distribution, mean and variance in the normal distribution, binomial distribution, and central limit theorem.

Statistics UCLA: The Study of Stability in Variation

  • Analysis of a Single Variable
  • Analysis of a Pair of Variables
  • Analysis of Multivariables

Statnotes: An Online Textbook

VassarStats: Website for Statistical Computation

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Last update: September 25, 2000
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