Utilities

Containers

AttrDict(*args, **kwargs)

Ordered dictionary-like object that exposes keys as attributes

Hypothesis Testing

WaldTestStatistic(stat, null, df[, ...])	Test statistic holder for Wald-type tests
InvalidTestStatistic(reason, *[, name])	Class returned if a requested test is not valid for a model

Hypothesis Testing

cov_cluster(z, clusters)	Core cluster covariance estimator
cov_kernel(z, w)	Core kernel covariance estimator
group_debias_coefficient(clusters)	Compute the group debiasing scale.