random digit sample
1Hardware random number generator — This SSL Accelerator computer card uses a hardware random number generator to generate cryptographic keys to encrypt data sent over computer networks. In computing, a hardware random number generator is an apparatus that generates random numbers… …
2Sampling (statistics) — Sampling is that part of statistical practice concerned with the selection of individual observations intended to yield some knowledge about a population of concern, especially for the purposes of statistical inference. Each observation measures… …
3public opinion — the collective opinion of many people on some issue, problem, etc., esp. as a guide to action, decision, or the like. [1560 70] * * * Introduction an aggregate of the individual views, attitudes, and beliefs about a particular topic,… …
4Lossless data compression — is a class of data compression algorithms that allows the exact original data to be reconstructed from the compressed data. The term lossless is in contrast to lossy data compression, which only allows an approximation of the original data to be… …
5Demographics of the United States — As of today s date, the United States has a total resident population of 312,615,000, making it the third most populous country in the world. It is a very urbanized population, with 82% residing in cities and suburbs as of 2008 (the worldwide… …
6Religion in the United States — has a history of diversity, due in large part to the nation s multicultural demographic makeup. Among developed nations, the US is one of the most religious in terms of its demographics. According to a 2002 study by the Pew Global Attitudes… …
7Christian population growth — refers to the topic of population growth of the global Christian community. In 2010, there were 2.30 billion Christians in the world, an increase of 150 million from two billion in 2005. The increase in the Christian population is growing at a… …
8Ipsos MORI — Headquarters London, United Kingdom[1] Services Market Research Employees 9000 …
9Mode effect — is a broad term referring to a phenomenon where a particular survey administration mode causes different data to be collected. For example, when asking a question using two different modes (e.g. paper and telephone), responses to one mode may be… …
10Mixture model — See also: Mixture distribution In statistics, a mixture model is a probabilistic model for representing the presence of sub populations within an overall population, without requiring that an observed data set should identify the sub population… …
