Paper 3 Flashcards
Primary data
Information that you collect yourself
Eg diagrams and images
Secondary data
Data that someone else has collected
Eg info from a book or the internet
Methodology
The types of media collection you choose
Quantitative data
Numerical data you get from counting or measuring
Qualitative data
Descriptive data you can measure
Eg sketches photos
Anomaly
An outlier
A piece of data that doesn’t fit the trend
Random sample
Where samples are chosen at random
Systematic sample
Working in a system to collect data
Eg taking pebbles every 50cm across a river
Stratified sample
Introducing sub categories of things into your sample to make sure that a full range is included
Eh asking the same question to different age groups
Risk assessment
Identifying all the possible risks and outline all the things you need to do to minimise these risks
Hypothesis
A theory or an idea that you want to test
