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Added casts to prevent integer division. JIRA: MATH-619

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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1146575 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Phil Steitz 2011-07-14 06:12:42 +00:00
parent 2123f7805b
commit b8ed51d4a0
1 changed files with 4 additions and 2 deletions
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6
src/main/java/org/apache/commons/math/stat/regression/RegressionResults.java
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@ -86,6 +86,7 @@ public class RegressionResults implements Serializable {
this.globalFitInfo[SST_IDX] = containsConstant ?
(sumysq - sumy * sumy / ((double) nobs)) : sumysq;
}
this.globalFitInfo[SSE_IDX] = sse;
this.globalFitInfo[MSE_IDX] = this.globalFitInfo[SSE_IDX] /
((double) (nobs - rank));
@ -94,8 +95,9 @@ public class RegressionResults implements Serializable {
this.globalFitInfo[SST_IDX];
if (!containsConstant) {
this.globalFitInfo[ADJRSQ_IDX] = 1.0 - (1.0 - this.globalFitInfo[RSQ_IDX]) *
(nobs / (nobs - rank));
this.globalFitInfo[ADJRSQ_IDX] = 1.0 -
(1.0 - this.globalFitInfo[RSQ_IDX]) *
( (double) nobs / ( (double) (nobs - rank)));
} else {
this.globalFitInfo[ADJRSQ_IDX] = 1.0 - (sse * (nobs - 1.0)) /
(globalFitInfo[SST_IDX] * (nobs - rank));