Abstract: Maxima a free and open-source software is regarded as a computer algebra system. In this paper, graphical problems are easily solved on the method of curve fitting from statistical methods and Time Series Analysis using this software. It is one of the advanced methods which will be applicable for the problems on future prediction related to various fields for economic development and is definitely a new start for researchers in the field of statistics and other fields.

Keywords: Maxima, free and open-source software, curve fitting, trend series, semi average method

| DOI: 10.17148/IARJSET.2022.9290