195019551960−505100102030−0.500.51−5051000.10.20.30.40.5−505−50510
Std ResidualsACF Residuals±1.96/sqrt(N)ResidualsN(0,1) PDFQQ points45-degree lineResidual Diagnostics for SARIMA(0,1,1)x(0,1,1,12) ModelTimeLagStandardized ResidualTheoretical QuantilesStd ResidualACFDensitySample QuantilesStandardized ResidualsResidual ACFResidual Histogram with Normal PDFResidual QQ-Plot