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The SURVEYLOGISTIC Procedure

Wald Confidence Intervals for Parameters

Wald confidence intervals are sometimes called the normal confidence intervals. They are based on the asymptotic normality of the parameter estimators. The % Wald confidence interval for is given by

     

where is the th percentile of the standard normal distribution, is the pseudo-estimate of , and is the standard error estimate of in the section Variance Estimation.

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