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Table 5 F-statistics () and p-values () of MOS residual errors (MOS-LQO/LQE minus MOS-LQS) obtained from factorial ANOVA with 95% confidence levels for noise-suppressed speech files.

From: Performance Study of Objective Speech Quality Measurement for Modern Wireless-VoIP Communications

Impairment E-model PESQ P.563
 
Codec-PLC 5.5 .005 3.9 .02 1.23 .30
Noise type 1.6 .19 21.6 33.5
Noise level 94.2 0 70.3 0 80.5 0