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Estimated regression equation

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1. In a regression analysis involving 30 observations, the following estimated regression equation was obtained.

y estimate = 17.6 + 3.8x1 - 2.3x2 + 7.6x3 + 2.7x4

a) Interpret b1, b2, b3, and b4 in this estimated regression equation.

b) Estimate y when x1 = 9, x2 = 4, x3 = 2, and x4 = 3.

Reference no: EM131725984

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