HBS: Five Guidelines for Using Statistics

Professor Victor McGee via Harvard Business School Working Knowledge about how to effectively apply statistics in manager's work:

"In real life, managers don't do as much number crunching as they think," says Victor McGee, professor emeritus at Dartmouth College's Amos Tuck School of Business. "In fact, managers are primarily idea crunchers: They spend most of their time trying to persuade people with their assertions." But they rarely realize the extent to which their assertions rest on unproved assumptions.

Source: HBS Working Knowledge by Harvard Management Update May 22, 2006