Chance & Data Representation
Column Graphs {Numerical}

Chance & Data Representation

​Data Representation

• Data collection
• Types of data

Categorical data

• Tally and frequency tables
• Column graphs
• Pie charts​

Numerical data

• Stem-and-leaf plots
• Dot plots
• Column graphs
• Tally and frequency tables​

Measuring the centre and spread

• Mean, median and mode
• Range​

​Probability

• Describing probability
• Assigning numbers to probability
• Sample space
• Theoretical probability
• Tree diagrams​​

Begin by watching the video below and recording notes.

Then complete the form below to submit your answers before our next class.