data analysis tools

data analysis tools

1. data cleaning

   • making sure the data is relevant and up to date
   • removing or improving out-of-date data

2. data tables

   • separate data tables for different types of information
   • can show patterns in information

3. visualisation of data

   • help to understand the significance of the data
     • uses visual context e.g. patterns trends and correlations

4. geographical information system/location mapping

   • ability to track the location of staff or items
     • can be used to identify fraud e.g. if card is used in an unusual location the card would get flagged