code: def test_permuted_ols_no_covar_with_ravelized_tested_var(design):
      target_var, tested_var, *_ = design
  
      output = permuted_ols(
          np.ravel(tested_var),
          target_var,
          model_intercept=False,
          n_perm=0,
          random_state=0,
          output_type="dict",
      )
      compare_to_ref_score(output["t"], tested_var, target_var)
  
imports: import nibabel
  import numpy
  import pytest
  from numpy.testing import assert_array_almost_equal, assert_array_less, assert_equal
  from scipy import stats
  from nilearn.conftest import _rng
  from nilearn.maskers import NiftiMasker
  from nilearn.mass_univariate import permuted_ols
label_desc: Use image node_id 20 for calling a global function with example usage: test_permuted_ols_no_covar_with_ravelized_tested_var(design) without return types