ibm_pittsburgh run 121 ruler own  150 qubits  87 negative = 58.0 %  (sign-test p = 0.060)
ibm_pittsburgh run 121 ruler r90  150 qubits  91 negative = 60.7 %  (sign-test p = 0.011)
ibm_pittsburgh run 121 ruler r300 150 qubits  86 negative = 57.3 %  (sign-test p = 0.086)