Geographical Skills Flashcards
1
Q
What is sampling?
A
short cut method to investigate a large group of people/things by taking samples
2
Q
Define sample and population.
A
Sample: small group withing large group
Population: the large group
3
Q
2 sampling methods
A
Random
systematic
4
Q
Describe random sampling
A
collection of data at irregular intervals
5
Q
When is random sampling best used?
A
population best throughout
b/c: ensure fairness as every member has an equal chance of being chosen
6
Q
Describe systematic sampling
A
collection of data at regular intervals
