Minimum Interval Error Rate for Abandon Rate
Showing how MIV decreases as call volume increases
Target Abandon Rate (%)
Confidence Level
±1σ (68%)
±1.5σ (86%)
±2σ (95%)
±2.5σ (99%)
Operational Buffer (%)
Max Call Volume
Generate MIV Curve
MIV Formula:
√(AR × (1-AR) / Calls) × Confidence × (1 + Buffer)
Key Insights