Frequency | |
Summary |
the frequency is the number of times each score, event or measurement occurs. a frequency distribution is shown in a table in which information or data is arranged in order. data can be individual or grouped into classes or intervals. from the frequency distribution, the data can be shown on graphs such as bar graphs, histograms, frequency polygons and cumulative frequency graphs. information about the spread of a set of results can be found from a cumulative frequency graph. |
Key Skills |
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Vocabulary |
ungrouped data, grouped data, average, median, mode, mean, histogram, frequency curve, frequency polygon, discrete data, continuous data, cumulative frequency, upper quartile, lower quartile, percentile |