Data and Its Analysis Quiz

What is data?

• A collection of numbers and words

• A type of statistical analysis

• A tool for data visualization

• A method for data collection

Which of the following is an example of qualitative data?

• Age

• Height

• Color

• Weight

What is the purpose of data cleaning?

• To analyze data

• To visualize data

• To remove errors and inconsistencies

• To collect data

Which of the following is a type of quantitative data?

• Nominal

• Ordinal

• Interval

• All of the above

What is data analysis?

• The process of collecting data

• The process of cleaning data

• The process of interpreting data

• The process of publishing data

Which of the following is a secondary source of data?

• Published data

• Interview data

• Investigation data

• Questionaire data

What is the purpose of data visualization?

• To collect data

• To clean data

• To communicate insights and trends

• To analyze data

Mainly how many types of data is collected?

• 2

• 4

• 6

• 8

What is outliers in data?

• Data points that are consistent with the rest of the data

• Data points that are inconsistent with the rest of the data

• Data points that are missing

• Data points that are duplicated

Which of the following defines data very well?

• analyzing

• visualizing

• Raw facts and figures

• Relevance of data