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Code Issues

Corrections, thanks to Simonov Denis.

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asfernandes 2015-03-28 00:40:16 +00:00
parent 336456d140
commit 5a63bc980a
1 changed files with 2 additions and 2 deletions
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4
doc/sql.extensions/README.regr_functions.txt
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@ -22,9 +22,9 @@ Formula:
REGR_AVGX(Y, X) = SUM(X) / N
REGR_AVGY(Y, X) = SUM(Y) / N
REGR_COUNT(Y, X) = N
REGR_INTERCEPT(Y, X) = REGR_AVGY(Y, X) - REGR_SLOPE(Y, X) * REGR_AVG_X(Y, X)
REGR_INTERCEPT(Y, X) = REGR_AVGY(Y, X) - REGR_SLOPE(Y, X) * REGR_AVGX(Y, X)
REGR_R2(Y, X) = POWER(CORR(Y, X),2)
REGR_SLOPE(Y, X) = COVAR_POP(Y, X)
REGR_SLOPE(Y, X) = COVAR_POP(Y, X) / VAR_POP(X)
REGR_SXX(Y, X) = N * VAR_POP(X)
REGR_SXY(Y, X) = N * COVAR_POP(Y, X)
REGR_SYY(Y, X) = N * VAR_POP(Y)