Populations and Samples Flashcards
1
Q
what is a population?
A
the whole set of items that are of interest
2
Q
what does a census do?
A
observes or measures every member of a population
3
Q
what is a sample?
A
a selection of observations taken from a subset of the population which is used to find out information about the population as a whole
4
Q
what are sampling units?
A
individual units of a population
5
Q
what is a sampling frame?
A
sampling units of a population that are individually named or numbered to form a list
