Forecasting the number of road accidents on a weekday

Every year, a considerable number of people lose their lives on Polish highwaysAlthough this number remains significant, it has been steadily decreasing over time. Despite a reduction in accidents since the pandemic began, the overall figures are still relatively high. To effectively minimize road accidents, it is essential to identify which days experience the highest frequency of collisions and to predict the number of accidents in the upcoming years. The objective of this article is to forecast the number of accidents occurring on Polish roads for each weekday. To achieve this, monthly accident data from the Polish Police statisticsfor 2007 was analyzed, resulting in predictions for the years 2022-2024. The findings of the study suggest that there will likely be a decrease in accidents on Polish roads compared to pre-pandemic levels; however, the ongoing impact of the pandemic complicates these results. The research employed various time series models using the Statistica program.