Discriminant Analysis - Statpower
Discriminant Analysis - Statpower
Discriminant Analysis - Statpower
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ˆ ˆ ⎛ x1+<br />
x2<br />
β′ x<br />
⎞<br />
i > β ′ ⎜ ⎟<br />
(9)<br />
⎝ 2 ⎠<br />
Notice that the regression coefficients can all be<br />
multiplied by a common constant c without<br />
affecting the inequality. Moreover, the pooled<br />
estimate S of the common covariance matrix can<br />
be calculated as<br />
1<br />
S=<br />
A (10)<br />
N + N −2<br />
1 2