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From Shared Databases to Communities of Practice: A Taxonomy of Collaboratories

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Dataset and Sampling Methods. Dataset and Sampling Methods. The breadth of this definition of a collaboratory complicated the choice of a sampling technique. There did not seem to be any way to create a truly representative sample, because the true boundaries of the population to be sampled were unknown.

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Text Messages Sent by Cellphone Finally Catch On in U.S. - WSJ.com

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• See a sample reprint in PDF format. billion in 2006 from $2.5 billion in 2004, says Forrester Research Inc., CTIA estimates that in 2004, U.S. Verizon Wireless reports that its subscribers sent more than 10 billion text messages in 2004 -- more than three times the number in 2003. Finally Catch On in U.S.

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