Sampling Definitions Flashcards
(7 cards)
1
Q
census
A
observing or measuring every member of a population
2
Q
sample
A
a selection of observations taken from a subset of a population to find out information about the population as a whole
3
Q
sampling unit
A
individual units of a population
4
Q
sampling frame
A
a list of sampling units
5
Q
types of random sampling
A
- simple random
- systematic
- stratified
6
Q
calculating strata
A
sample in strata = (number in strata/number in population) x overall sample size
7
Q
non-random sampling techniques
A
- quota sampling
- opportunity sampling
