Write down the normal equations for estimating the constant A and B in the least-square fit of the model
using n data points i.e.
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take the sum of squares and differentiate wrt A and B.
Originally Posted by matheagle take the sum of squares and differentiate wrt A and B.
Differentiating partuall wrt to A and B weget
normal equation is
Is this correct??
Impressive, we got you to do some decent work.
The normal equations look good,
but you left out the sums in the partial derivatives
in the previous set of equations.
a few adjustments.... Originally Posted by zorro
Differentiating wrt to A and B we get
the normal equations are
Last edited by matheagle; December 13th 2009 at 07:24 PM.
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