Renáta Németh, Dávid Simon
Up to this point: frequency distributions and charts to describe the distribution.
A simpler way of describing a distribution is to select a single number that summarizes the distribution more concisely.
Numbers that describe…
…what is average or typical of the distribution are measures of central tendency,
…the dispersion in the distribution are measures of variability.
Considerations for choosing an appropriate measure:
The level of measurement
The shape of the distribution
The research focus