The z-score can be used to compare the relative location of values from the sets of data with different distribution. Suppose that a Statistics class gave two midterms so far. If you scored 83 on Midterm 1 and 85 on Midterm 2, which score is relatively higher than the other? Use the information below. 
Definitions:
Differentia
The characteristic or set of characteristics that distinguishes one entity or concept from others within the same group or category.
Too Narrow
Describes a scope or focus that is overly limited and fails to consider all relevant aspects or possibilities.
Periodic Table
A tabular arrangement of chemical elements organized by their atomic number, electron configuration, and recurring chemical properties.
Referents
The objects or things in the real world that words or phrases refer to or denote.
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