Make a change

Computing

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

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

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

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

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

The relationship between two or more variables.

When there is a set of data that doesn’t lie in the normal or expected range.

When there is an upward trend in a graph.

Conclusion, plan, problem, data, analysis.

Plan, problem, analysis, data, conclusion.

Problem, data, plan, analysis, conclusion.

Problem, plan, data, analysis, conclusion.

Which of the following is the correct order of the investigative cycle?

In which step of the cycle would you pose the question(s) that you will use data to help you answer?

In which step of the cycle would you cleanse the data?

What is the correct term for detecting and correcting, or removing, corrupt or inaccurate data.

In which step of the cycle would you work out where the data will come from or how you will collect it?