Outlier - A number that is much higher or lower than the other scores in the data set., Mean - The mathematical average of a data set., Median - The middle number when numbers are in ascending order. , Mode - The number that occurs most in a data set., Range - The highest score - the lowest score., Sample - A part of a population selected to be surveyed., Histogram - A column graph that shows the frequency of each score. The columns are joined together. , Box plot - A diagram that represents the 5 number summary for a data set., First quartile - A number at the 25% of data when placed in ascending order., Third quartile - A number greater than 75% of the data when placed in ascending order. ,

Statistics - Terminology

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