code: def test_betaci(self):
      ci = self.res1.ci_beta(1, -0.06, 0)
      ll = ci[0]
      ul = ci[1]
      ll_pval = self.res1.test_beta([ll], [1])[1]
      ul_pval = self.res1.test_beta([ul], [1])[1]
      assert_almost_equal(ul_pval, 0.050000, decimal=4)
      assert_almost_equal(ll_pval, 0.05000, decimal=4)
  
file_path: statsmodels/statsmodels/emplike/tests/test_aft.py
imports: import numpy
  from numpy.testing import assert_almost_equal
  import pytest
  from statsmodels.datasets import heart
  from statsmodels.emplike.aft_el import emplikeAFT
  from statsmodels.tools import add_constant
  from .results.el_results import AFTRes
label_desc: Use image node_id 5 for calling the Test_AFTModel obj's underlying member method code with example usage: obj.test_betaci() without return types