Posted 42 Days Ago Job ID: 1580691 12 quotes received

Find curve-fitting formula

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Need to find a formula that fits data that has two bends in the same direction.

Sample data attached. The best I've found so far is this one:
y = ax + b/x + c

But it's not really a proper fit because it doesn't have two bends. Some sort of "combined" formula is in order.

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David B United States