Year 9 Data Science: Revision

Choose the correct keyword for this definition:

A collection of information about a related topic

• Data Set

• Trend

• Spike

Choose the correct keyword for this definition:

A collection of information about a related topic from a variety of different countries

• Data Set

• Global Data Set

• Outlier

Choose the two correct keywords for this definition:

Shows that there is a relationship between two or more variables

• Trend

• Relationship

• Outlier

• Spike

Choose the two correct keywords for this definition:

Data that sits outside the trend

• Trend

• Relationship

• Outlier

• Spike

Choose the correct keyword for this definition:

A graphical representation of a data set

• Visualisation

• Data Set

• Investigative Cycle

Select all correct examples of visualisations

• Pie Chart

• Bar Chart

• Hand drawn map

• Different sized circles

Select all advantages of creating visualisation of data sets

• Information can be seen / read quicker

• Trends and patterns can be clearly seen

• Mistakes can be clearly spotted

• It's impossible to make any mistakes

Which two locations had the least litter?

• Technology Corridor

• PE Corridor

• IT Corridor

• Maths Corridor

Which location had the most recyclable litter?

• Dining Hall

• PE Corridor

• IT Corridor

This data set does not need to be cleansed

• True

• False