Description Usage Arguments Value
Performs a Wald test of the null hypothesis that a subset of the regression parameters are zero for both outcomes.
1 | Wald2(y1, y2, X, L)
|
y1 |
First outcome vector. |
y2 |
Second outcome vector. |
X |
Model matrix. |
L |
Logical vector, with as many entires as columns in the design matrix, indicating which columns have coefficient zero under the null. |
A numeric vector containing the score statistic, the degrees of freedom, and a p-value.
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