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5 Cards in this Set
- Front
- Back
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High-Low Method
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Cost per united:
(COST high − COST low) ---------------------------------------------- (AMOUNT high − AMOUNT low) |
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Least-squares Regression Method / Equation
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Y = a + b * X
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Least-squares Regression Method / a =
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∑ Y ∑ X^2 - ∑ X ∑ XY
--------------------------------- n ∑ X^2 - ∑ X ∑ X |
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Least-squares Regression Method / b =
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n ∑ XY − ∑ X ∑ Y
-------------------------- n ∑ X^2 ∑ X ∑ Y |
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R^2=
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1 − ∑ ( Y − Y' ) ^2
--------------------- ∑ ( Y − |
