An introduction to statistical learning: with applications in R
An introduction to statistical learning: with applications in R
13th Edition
ISBN: 9781461471387
Author: James, Gareth, Witten, Daniela, Hastie, Trevor, TIBSHIRANI, Robert
Publisher: MPS (CC)
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Chapter 3, Problem 5E

Explanation of Solution

Fitted values

  • These fitted values results from performing linear regression.
  • These are the values without an intercept.
  • Hence the value of aj will be

y^i=xij=1nxjyjk=1nxk2

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