Practical Minimum Sample Size for Road Crash Time-Series Prediction Models

Figure 3

Forecast error for the subject countries, 2017. (a) Forecast error for Germany, 2017. (b) Forecast error for Denmark, 2017. (c) Forecast error for Israel, 2017. (d) Forecast error for Turkey, 2017.

(a)

(b)

(c)

(d)