Reasoning
Per-domain opinions: SoftwareAdvice 4.8 (0.98), OnePageCRM 4.7 (1.00), Capterra 5.0 (1.00), Break Cold 4.7 (1.00). Weighted average with confidences: (4.8*0.98 + 4.7*1.00 + 5.0*1.00 + 4.7*1.00) / (0.98+1.00+1.00+1.00) = 4.8. Non-numeric outliers (e.g., 100, 9) were ignored; multiple values from the same URL were treated as a single opinion.