学習センター

統計

平均、散らばり、確率。

2 件の記事

• 1 分で読めます

  Averages and spread: mean, median, mode, range and standard deviation

  Three ways to describe a typical value, two ways to describe how spread out data is, and when to use each.

• 2 分で読めます

  Statistics basics: z-scores, percentiles, quartiles and combinations

  Three statistics skills that come up again and again: turning a z-score into a percentile, finding quartiles in a data set, and counting with the combination formula.