Statistics - Data - Frequency - Class interval - Chart

Colours, names of people, places, are all

• Quantitative data

• Qualitative data

A time or a measurement is a

• Qualitative data

• Quantitative data

• Continuous data

• Discrete data

Yes or no answers, opinions, choices are all

• Qualitative data

• Quantitative data

A number of children in a class is a

• Qualitative data

• Quantitative data

• Continuous data

• Discrete data

The frequency tells you

• The most frequent result

• How often each results appear

• The middle value of data

To show distribution of continuous or grouped data ( for example the time it takes people to walk to work), we use

• A bar chart

• A pie chart

• A histogram

• 1

• 2

• 3

• 4

Grouped data are also called

• Class intervals

• Students intervals

• Chart

To display discrete data, we draw

• A histogram

• A bar chart