Companies must demonstrate professionalism when making a decision and even when implementing its actions. It is not easy to ensure if a particular decision is the best for the company in general and especially when it comes to the company's products and services on the market. Indeed, a good decision opens the door to the company's success while a bad decision will lead to its loss. A Data Analyst is an expert in this field. He or she has followed university courses in which the choice of the curriculum was oriented towards a specialization in statistics, which is complemented in particular by a training in engineering or a training in computer science or a training in marketing. He has also acquired professional skills in these fields thanks to his years of experience. These have taught him everything he needs to know and master in this field.

The role of a Data Analyst is to provide guidance for actions in order to facilitate decision making within a company. To fulfill his role, he is in charge of analyzing the data coming from the company's activities. To do this, he collects and analyzes data, particularly in the definition, monitoring, and evolution of the various Key Performance Indicators or KPIs of the organization and/or its strategic Data projects in order to give recommendations which have an essential role. Indeed, these recommendations are used to serve as guides for customers and also for the company's managers. 

To be among the best Data Analyst, you must have at least the following qualities: firstly, you must have a Master's degree or an engineering degree, i.e. at least a university degree in statistics, mathematics and computer science or marketing. Secondly, he must be able to master statistical analysis techniques and different types of data, in particular data mining, computer database languages or web analytics tools. Thirdly, a good knowledge of regulations for the use of the tools is useful. Then, he also has writing and project management skills, not to mention his mastery of the English language. Finally, he knows how to show dynamism and a great sense of organization to ensure the success of the missions entrusted to him.

In order to avoid loss through poor decision making, which may even be irreversible, the company must consult an expert. The latter will guide and orient it in order to provide it with the support it needs to make the right decision when implementing its actions. A Data Analyst is an expert in this field, he has the necessary skills to provide the company with the recommendations adapted to its needs. In summary, a company that works with a Data Analyst develops harmoniously and is ahead of its competitors thanks to its accumulated success.