The data analyst can do the transforming data into information. This will improve knowledge and business. Now data analysis plays a role in making decisions more scientific and helping businesses operate more effectively. Once data has been gathered and interpreted, the data analyst will report back what has been found in a comprehensive study to the wider business.

The analysis means dividing a whole into its separate components for individual examination. Data analysis, is a process for obtaining raw data, and subsequently converting it into information useful for decision-making by users. Data, is collected and analyzed to answer questions, test hypotheses, or disprove theories.

How data is collected

The data can be collected from a various of sources. The requirements may be communicated by analysts to custodians of the data; such as, Information Technology personnel within an organization. The data also be collected from sensors in the environment, including traffic cameras, satellites, recording devices, etc. It may also be obtained through interviews, downloads from online sources, or reading documentation.

What is the qualifications and requirement.

A degree in the following subjects is beneficial in developing a career in data analysis:

• Mathematics
• Computer Science
• Statistics
• Economics

Skill for the data analyst

• Programming language such as SQL, Oracle, python.
• Ability to analyse model and interpret data.
• A methodological and logical approach.
• Accuracy and attention to detail.
• Interpersonal and team work skill.
• Written and verbal communication skill.

Tools do data analysts use?

These are some common tools in a data analyst’s tool belt:

• Microsoft Excel
• SQL
• SAS software
• Google Analytics
• Google Tag Manager
• Tableau
• Google AdWords