Question

From the heights (X1), weights (X2) and ages (X3) of a group of students the following standard deviation and correlation coefficients were obtained: 1 = 2.8 inches, 2 =12 lbs, 3 = 1.5 years, 12 r = 0.75, 23 r = 0.54, and 31 r = 0.43 Calculate all the partial regressin coefficients.

Answer 1

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Answer 2

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