Examlex
The corrected standard deviation formula serves to increase the estimate of variability.
Pie Graph
A graphical representation of data in a circular chart divided into sectors, where each sector shows the relative size of each value.
Ratio Scale
A measurement scale that possesses a meaningful zero value and allows for comparison of differences and ratios between measurement units.
Interval Scale
A type of scale used for measurement where intervals between values are meaningful and equally spaced, but there is no true zero.
Frequency Polygon
A graphical representation of the distribution of a dataset that shows how often each value occurs, using a line that connects points representative of each frequency.
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