1. collection
1.1. Once the research has been carried out, data collection begins, which will ensure that no errors are made.
1.1.1. -distribution of the collection material or instrument -the collection itself -control of the number of forms collected - control over the quality of the information collected
2. planning and preparation
2.1. All statistical data collection requires a plan detailing the aspects of the research.
2.1.1. In this phase, the following aspects are highlighted
2.1.1.1. -objective of the research -purpose -source of information -procedures -material - cost and financing
2.1.1.2. -object or purpose of the research -to determine the quantitative and qualitative nature -to determine the possibility of its investigation -to limit the object to be investigated
3. organization
3.1. Organization refers to the arrangement of data in a logical format for interpretation.
3.1.1. Statistical information can be organized in several ways: by arranging the data set as an ordered combination or in an arrangement called stem and leaves, another method used is the use of tables and more specifically the frequency table.