In a Regression Analysis of a First-Order Model Involving 3

Multiple Choice

In a regression analysis of a first-order model involving 3 predictor variables and 25 observations, the following estimated regression equation was developed. ​ = 12 - 18x₁ + 4x₂ + 15x₃
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Also, the following standard errors and the sum of squares were obtained. The multiple coefficient of determination is

A) .23.
B) .74.
C) .50.
D) .33.