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. 2020 Jul 29;18(1):89–113. doi: 10.1007/s11292-020-09441-y

Table 3.

ARIMA model selection for serious assault (Feb 2014–Feb 2020)

Model Description Specification Obs ll(model) df AIC BIC
1 Constant only ARIMA(0,0,0)SARIMA(0,1,0,12) 73 − 162.89 2 329.77 334.35
2 Seasonal differencing ARIMA(0,0,0)SARIMA(0,1,0,12) 73 − 133.92 1 269.83 272.12
3 Trend differencing ARIMA(0,1,0)SARIMA(0,0,0,12) 73 − 123.21 1 248.43 250.72
4 Seasonal and trend differencing ARIMA(0,1,0)SARIMA(0,1,0,12) 73 − 118.66 1 239.33 241.62
5 Model 4 with seasonal MA1 ARIMA(0,1,0)SARIMA(0,1,1,12) 73 − 106.03 1 214.07 216.36
6 Model 4 with seasonal AR1 ARIMA(0,1,0)SARIMA(1,1,0,12) 73 − 113.10 2 230.19 234.78
7 Model 4 with seasonal AR1 and MA1 ARIMA(0,1,0)SARIMA(1,1,1,12) 73 − 105.90 3 217.80 224.67
8 Model 5 with trend MA1 ARIMA(0,1,1)SARIMA(0,1,1,12) 73 − 101.75 3 209.51 216.38
9 Model 5 with trend AR1 ARIMA(1,1,0)SARIMA(0,1,1,12) 73 − 105.08 3 216.16 223.03
10 Model 5 with trend AR1 and MA1 ARIMA(1,1,1)SARIMA(0,1,1,12) 73 − 101.65 4 211.30 220.47

The final model indicated in italic. Source: Queensland Offence rates, Open Data Portal