HEATKEYS

This site explains common market research methods and techniques. It also provides a directory of market research tools and resources, such as market research companies

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

User-friendly introduction to statistics, probability, and survey sampling. Free, online tutorials - a general statistics tutorial and a tutorial tailored to the Advanced Placement (AP) Statistics curriculum. Online tools - statistical tables, probab...

How to change what others think, believe, feel and do is at the core of many professions. Here are the inner secrets of persuasion and changing other people.

GraphPad Prism is a powerful combination of biostatistics, curve fitting (nonlinear regression) and scientific graphing in one comprehensive program. Easily organize, analyze and graph repeated experiments; pick appropriate statistical tests and inte...

StatsDirect statistics software for biomedical and public health research. Easy to use; state-of-the-art methods; well-documented; affordable; free trial