1. Verify that the formulas for Bo and B1 for linear equation ŷ = Bo + B1x from A = (X" X)-1 X" Y are the same as those formulas that we mentioned before. That is ( is short for Σ) nEriy; – (Ex;)(E4%) B1 Ex? – nữ? n Bo = – B1ữ XiYi (E4i)(E) – (Dr;)ET:y; nE – (E#)²

MATLAB: An Introduction with Applications
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1. Verify that the formulas for Bo and B1 for linear equation ŷ = Bo + B1x from
A = (X" X)-1 X" Y
are the same as those formulas that we mentioned before. That is ( is short
for Σ)
nEriy; – (Ex;)(E4%)
B1
Ex? – nữ?
n
Bo = – B1ữ
XiYi
(E4i)(E) – (Dr;)ET:y;
nE – (E#)²
Transcribed Image Text:1. Verify that the formulas for Bo and B1 for linear equation ŷ = Bo + B1x from A = (X" X)-1 X" Y are the same as those formulas that we mentioned before. That is ( is short for Σ) nEriy; – (Ex;)(E4%) B1 Ex? – nữ? n Bo = – B1ữ XiYi (E4i)(E) – (Dr;)ET:y; nE – (E#)²
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