Let the components of X correspond to scores on tests in arithmetic speed (X1)' a rithmetic power (X2 ), memory for words (X3), memory for meaningful symbols (X4), an d memory for meaningless symbols (Xs). The observed correla- tions in a sample of 14 O are [Kelley (1928)) (1.0000 0.4248 0.0420 0.0215 0.0573) 0.4248 1.0000 0.1487 0.2489 0.2843 0.0420 0.1487 1.0000 0.6693 0.4662 0.0215 0.2489 0.6693 1.0000 0.6915 (0.0573 0.2843 0.4662 0.6915 1.0000 (a) Find the partial correlation between X4 and Xs, holding X3 fixed. (b) Find the partial correlation between X, and X2 , holding X3, X4 , and X, fixed. (C) Find the multiple correlation between X1 and the set X3, X1 , and X.

Let the components of X correspond to scores on tests in arithmetic speed (X1)' a rithmetic power (X2 ), memory for words (X3), memory for meaningful symbols (X4), an d memory for meaningless symbols (Xs). The observed correla- tions in a sample of 14 O are [Kelley (1928)) (1.0000 0.4248 0.0420 0.0215 0.0573) 0.4248 1.0000 0.1487 0.2489 0.2843 0.0420 0.1487 1.0000 0.6693 0.4662 0.0215 0.2489 0.6693 1.0000 0.6915 (0.0573 0.2843 0.4662 0.6915 1.0000 (a) Find the partial correlation between X4 and Xs, holding X3 fixed. (b) Find the partial correlation between X, and X2 , holding X3, X4 , and X, fixed. (C) Find the multiple correlation between X1 and the set X3, X1 , and X.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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