Endorse or not to pay more for better quality

Satisfaction of electricity quality

χ² = 8.65

(1 − p = 96.57%⁺)

Dof: 4

Disapproval arguments

χ² = 115.00

(1 − p ≥ 99.99⁺⁺⁺)

Dof: 4

Consequences of outage

χ² = 2.28

(1 − p = 42.69%)

Dof: 5

Price satisfaction

χ² = 3.21

(1 − p = 64.02%)

Dof: 3