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For statistical presentation,
With quantitative variables, in the case of your topic, merit points; those sort of variables should be presented in the following style:
Average +/- standard deviation; and Median (Interquartile range).
Average and Median are not enough, and might lead to misinterpretation on real distribution of merit variable.
Median and Interquartile range are essential statistics for non-normal distribution variables.
You choose right statistics to desribe your variables, zentdex.
For your interest, I also give you link to helpful statistical guides from laerd:
Measures of central tendencyMean, median, and mode should be used correctly with related supplemental statistics for central descriptions.
Hope it helps, zentdex.