Kozicki Bartosz ; Milichiewicz Jakub ; Świercz Marek
Abstract:The article analyzes and evaluates the time series of expenses incurred in the research subject from January 2016 to December 2023. The research focused on the distribution of the analyzed data. Three regularities were detected: trend, seasonality and random factor. No outliers or extreme values were observed in the data. The distribution of the analyzed data is not normal. That was confirmed by the Shapiro–Wilk test. The expenditure forecast for 2024 is PLN 37 074 834. MAPE was 5,8%.
Date issued: Electronic Issue Date: Identifier:doi:10.37055/nsz/200427 ; oai:editorialsystem.com:article-200427
Electronic ISSN: Print ISSN: Publisher ID: License: Starting page: Ending page: Volume: Issue: Journal: Keywords:planning ; forecasting ; costs ; expenses ; economic security