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TYPES OF DATA – YEAR 7
Qualitative Data
Data where you can’t have ‘in-between’
values e.g. How many children you have.
Quantitative Data
Data with numbers in it e.g. time, height,
shoe size, age. Can be discrete or
continuous.
Continuous Data
Not a number, often descriptive e.g.
colour or make of car.
Discrete Data
Data you have collected yourself e.g.
through questionnaires etc.
Bivariate Data
Data that can take on any value e.g. time
and height.
Primary Data
Takes information that somebody else has
already found.
Secondary Data
Combination of two variables (values) e.g.
you might have age and weight.
Categorical Data
Name of data that has been put into
groups e.g. things put into solid, liquids and
gases.
TYPES OF DATA – YEAR 7
1. List the following in your books under the headings
Emma works in a charity shop. She
sorts the clothes by SIZE
The time it takes to cook a chicken
kiev.
The FLAVOUR of a packet of
crisps.
The time taken to run a marathon.
The number of seagulls on a beach.
The score you get on your next
exam.
The average speed a cyclist travels
on his way to work.
The weight of a bag of sugar.
The weight of a bag of sugar.
The colour of a jumper.
Town
Number of bedrooms.
Cost of a mobile phone call.
Time spent on a mobile phone call.
qualitative data and quantitative data
2. Now pick two different colours. Colour all the discrete data
in one colour and all the continuous data in another colour.