Last year, Jane opened an investment account with $8200. At the end of the year, the amount in the account had increased by 23.5
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"Variability (also called spread or dispersion) refers to how spread out a set of data is. Variability gives you a way to describe how much data sets vary and allows you to use statistics to compare your data to other sets of data. The four main ways to describe variability in a data set are:
<span>Range Interquartile range Variance Standard deviation.it is hard to explain but i hope this helped:/:)</span>
