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a statistical average; the sum of all the values divided by the number of values.
a graph with the cumulative frequency plotted on the vertical axis against the range of data...
the sum of the areas of all the planes of a three-dimensional object.
decimal numbers that do not recur in a pattern after the decimal point. Instead, these numbers...
an expression that is written as a product of its common factors.
a sequence with a constant second difference between consecutive terms has a quadratic general...