9.3.1 - Data Science: Delving into data science

Which of the following best describes a data visualisation?

• Presenting related data so that a user can see individual items of data

• Making sure that data is accessible and that no data is hidden

• A visual representation that communicates relationships among the data

• A collection of graphs that tell a story when put together

Which of the following is the most accurate definition of data science?

• Data science is extracting meaning from large data sets in order to provide insights to support decision-making

• Data science is using computers to analyse data and to perform calculations on the data to produce information

• Data science is performing experiments and recording the data produced by those experiments

• Data science is writing code to make sure that any inaccuracies in data sets are spotted and removed (cleaned)

Is the following a visualisation or an infographic?

• Visualisation

• Infographic