DPV Chapter 1

What is the definition of data?

• Structured representation

• Meaningful communication

• Processed information

• Raw and unorganized fact

What are the characteristics of meaningful data?

• Accurate, Comprehensive, Incomprehensible

• Timely, Accurate, Incomplete

• Timely, Accurate, Comprehensive

• Timely, Incomplete, Comprehensive

What are the primary function of data visualization? (3 answers)

• To explore, process, and analyze data into information

• To present information beautifully

• To discover patterns and trends

• To compare different datasets

Which type of data represents discrete and ordered units?

• Continuous

• Discrete

• Ordinal

• Nominal

What is the future of data visualization?

• It will promote creative data exploration

• It will become less important

• It will be replaced by traditional data processing

• It will remain the same

What is the purpose of comparison charts in data visualization?

• To show differences over time

• To show a connection or correlation

• To display parts of a whole

• To show how variables are distributed over time

What is the primary downside of data visualization?

• It can misrepresent information

• It can be accessed quickly by a wider audience

• It conveys a lot of information in a small space

• It makes your report more visually appealing

What is the main characteristic of discrete data?

• Can be divided into smaller parts

• Can be measured but not counted

• Cannot be divided into smaller parts

• Represents measurements

What is the main characteristic of continuous data?

• Fixed set of values

• Cannot be counted but can be measured

• Can be categorized into a classification

• Easily visualized using pie charts or bar graphs

What is the primary objective of data visualization?

• To communicate information clearly and efficiently

• To help decision makers access, evaluate, comprehend and act on data

• To present information beautifully

• To discover patterns and trends