4. The following table lists the weights and heights of five boys: Boys Sam Tom Peter Mike Jack Weights (lb.) 120 125 125 135 145 Heights (in.) 61 60 64 68 72 a) Find the covariance matrix for the data. b) Make a principal component analysis of the data to find a single size index that explains most of the variation in the data.

4. The following table lists the weights and heights of five boys: Boys Sam Tom Peter Mike Jack Weights (lb.) 120 125 125 135 145 Heights (in.) 61 60 64 68 72 a) Find the covariance matrix for the data. b) Make a principal component analysis of the data to find a single size index that explains most of the variation in the data.

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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