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Comment on A Mathematical Challenge to Obesityparent

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That's like saying, "Well, the retirement calculator said I could earn 6% on my portfolio, so it can't possibly turn out any other way."

Both sorts of calculators are based on broad averages and simplifying assumptions. It's not like the people at about.com went out and carefully measured intake, metabolism, and weight loss for 10,000 people, making sure to have enough data to get statistical resolution between a 300-pound builder and a 300-pound couch potato.

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