In the introduction to Web Metrics for Library and Information Professionals, author David Stuart quotes the sociologist William Cameron, who is reputed to have said of numerical analysis that 'not everything that can be counted counts, and not everything that counts can be counted'. What you make of the saying depends on your attitude towards the use and abuse of numbers. For the numbers-averse, it amounts to an admonition - avoid them if you can. For the more quantitatively inclined, for whom data analysis is a practical tool and source of insight, the message is more an exhortation to get the numbers right.
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