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a bar graph that compares two sets of data.
in a histogram, the frequency density corresponds to the height of each bar.
pieces of information such as numbers, letters or symbols gathered during statistical research...
(also called compound depreciation) decrease based on a fixed rate of change over a period of...
a bar graph that represents a data set that has been divided into categories or classes.
a number which combined with its inverse results in the identity 1, e.g. 4 × ¼ = 1.