Table 2 The fitness criterion of the ARIMA model on the BMY from glucose at different BC concentrations.

From: Impact of using glucose as a sole carbon source to analyze the effect of biochar on the kinetics of biomethane production

BC dosage, g/L

Cumulative BMY, mL

(p, d, q)

Statistical parameters

Actual

Predicted

RSME

R2

AIC

0

1036.06

1036.06

7, 1, 7

0.06

0.99

2488.79

2

2360.55

2360.53

7, 1, 5

0.01

0.99

− 7518.54

4

2439.96

2439.94

3, 1, 5

0.01

0.99

− 6749.15

6

2590.20

2590.20

7, 1, 6

0.01

0.99

− 5105.14

8

2676.92

2676.92

4, 1, 6

0.02

0.99

− 5827.92