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Explanations

Another meaning of deviation comes from the field of statistics.

Deviation shows how 'spread out' the values are in a set of data, in other words - how far the values in a data set move away from the average of all the values.

A small deviation means that most of the values in a data set are relatively near to the average for that data set.

Which answers below best complete this sentence? Choose the 3 correct answers.

 

If most of the students in Town B got test scores that were close to the average score, this means that...

there are very small differences between their scores.

most students got scores that were quite similar.

students got very different scores: Some got very high scores, some got low scores.

there is a small deviation in this data set.