diff\_diff.PreTrendsPowerResults
================================

.. currentmodule:: diff_diff

.. autoclass:: PreTrendsPowerResults
   :no-members:


   .. rubric:: Methods

   .. autosummary::

      ~PreTrendsPowerResults.__init__
      ~PreTrendsPowerResults.power_at
      ~PreTrendsPowerResults.print_summary
      ~PreTrendsPowerResults.summary
      ~PreTrendsPowerResults.to_dataframe
      ~PreTrendsPowerResults.to_dict




   .. rubric:: Attributes

   .. autosummary::

      ~PreTrendsPowerResults.covariance_source
      ~PreTrendsPowerResults.is_informative
      ~PreTrendsPowerResults.max_abs_pre_violation
      ~PreTrendsPowerResults.nis_box_probability
      ~PreTrendsPowerResults.original_results
      ~PreTrendsPowerResults.power_adequate
      ~PreTrendsPowerResults.pretest_form
      ~PreTrendsPowerResults.violation_weights
      ~PreTrendsPowerResults.power
      ~PreTrendsPowerResults.mdv
      ~PreTrendsPowerResults.violation_magnitude
      ~PreTrendsPowerResults.violation_type
      ~PreTrendsPowerResults.alpha
      ~PreTrendsPowerResults.target_power
      ~PreTrendsPowerResults.n_pre_periods
      ~PreTrendsPowerResults.test_statistic
      ~PreTrendsPowerResults.critical_value
      ~PreTrendsPowerResults.noncentrality
      ~PreTrendsPowerResults.pre_period_effects
      ~PreTrendsPowerResults.pre_period_ses
      ~PreTrendsPowerResults.vcov