PR Flashcards
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These tests look for an association between variables
correlational
Tests for the strength of the association between two ordinal variables
spearman
tests for the strength of the association between two continues variables
pearson
process of choosing a representative portion of a population or some elements in a population that will represent the entire population
sampling
refers to the total number of elements
population
pertains to an item, an area, or an individual on which data will be taken
population element
this is the population for which representative information is desired
target population
population from which a sample is actually drawn
sampling population
refers to an individual, an element or a group of individuals or element or a group of individuals or elements on which information is obtained
sample
two basic types of sampling
non-probability and probability
is arbitrary (non-random) and is generally subjective
non-probability sampling
based on the concept of random selection, a procedure that assures that all elements in the population are given an equal chance of being selected as a sample unit
probability sampling
the researcher selects the sample units as they become available
accidental sampling
the researcher uses a specific purpose in selecting a sample
purposive sampling
is the process of selecting sample cases or subset of samples cases from a population, giving all the sampling units equal chances of being included as a sample.
simple random sampling
